Gadolinium(III) acetylacetonate hydrate SDS
Original Sigma-Aldrich safety data sheet for Gadolinium(III) acetylacetonate hydrate. Original PDF retained without modification. Source collected on 2026-09-13.
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Normalized SDS data & document analysis
RESDS derives the results below from this document’s extracted text and the site’s same-material index. Detected codes are not reclassified. “Not detected” does not mean “not present”; confirm the original PDF for safety-critical use.
GHS & transport evidence
Page links show the first occurrence found in extracted text.
SDS 16-section coverage
16 section headings detected; 0 not detected by the parser.
Normalized physical-property units
Calculated conversions from values detected in this SDS; not independent laboratory measurements.
| Property | SDS value | SI conversion | US conversion |
|---|---|---|---|
| Melting point | 143 °C | 416.15 K | 289.4 °F |
Same-material SDS comparison
4 indexed documents · 4 publishers · 1 languages · 3 stated revisions · page range 4–8. This compares document metadata, not product equivalence.
| Publisher | Revision | Language | Region | Pages |
|---|---|---|---|---|
| Current Sigma-Aldrich | 09/18/2019 | English | United States · OSHA | 8 |
| Apollo | 17/07/2015 | English | Not stated | 7 |
| Avocado Research Chemicals Ltd. (Part of Thermo Fisher Scientific) | 31-Jul-2026 | English | United Kingdom | 7 |
| ProChem | Not stated | English | Not stated | 4 |
Material & document specifications
- Material
- Gadolinium(III) acetylacetonate hydrate
- Product / grade
- 331716
- Publisher
- Sigma-Aldrich
- Region
- United States · OSHA
- File name
- 096_Gadolinium_III_acetylacetonate_hydrate_Sigma_Aldrich_via_chemBlink_EN.pdf
- Document type
- SDS
- CAS reference(s)
- 64438-54-6
- Language
- English
- Original revision
- 09/18/2019
- Pages
- 8
- File size
- 75 KB
- Downloads
- 16
- Date added
- 2026-09-13
Full document text
8 pages · Original document language
Text extracted from the original PDF. Page order and original wording are preserved; tables and symbols may differ from the PDF layout. Check the original PDF for safety-critical details.
Page 1
SAFETY DATA SHEET Revision Date 09/18/2019Version 6.0 Print Date 10/22/2019
SECTION 1: Identification of the substance/mixture and of the company/undertaking
1.1 Product identifiers
Product name : Gadolinium(III) acetylacetonate hydrate
Product Number : 331716 Brand : Aldrich CAS-No. : 64438-54-6
1.2 Relevant identified uses of the substance or mixture and uses advised against
Identified uses : Laboratory chemicals, Synthesis of substances
1.3 Details of the supplier of the safety data sheet
Company : Sigma-Aldrich Inc. 3050 Spruce Street ST. LOUIS MO 63103 UNITED STATES
Telephone : +1 314 771-5765 Fax : +1 800 325-5052
1.4 Emergency telephone number
Emergency Phone # : +1-703-527-3887
SECTION 2: Hazards identification
2.1 Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
Skin irritation (Category 2), H315 Eye irritation (Category 2A), H319 Specific target organ toxicity - single exposure (Category 3), Respiratory system, H335
For the full text of the H-Statements mentioned in this Section, see Section 16.
2.2 GHS Label elements, including precautionary statements
Pictogram
Signal word Warning
Hazard statement(s) H315 Causes skin irritation. H319 Causes serious eye irritation. H335 May cause respiratory irritation.
Aldrich - 331716 Page 1 of 8
The life science business of Merck KGaA, Darmstadt, Germany operates as MilliporeSigma in the US and Canada
Page 2
Precautionary statement(s) P261 Avoid breathing dust/ fume/ gas/ mist/ vapours/ spray. P264 Wash skin thoroughly after handling. P271 Use only outdoors or in a well-ventilated area. P280 Wear protective gloves/ eye protection/ face protection. P302 + P352 IF ON SKIN: Wash with plenty of soap and water. P304 + P340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing. P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P312 Call a POISON CENTER/doctor if you feel unwell. P321 Specific treatment (see supplemental first aid instructions on this label). P332 + P313 If skin irritation occurs: Get medical advice/ attention. P337 + P313 If eye irritation persists: Get medical advice/ attention. P362 Take off contaminated clothing and wash before reuse. P403 + P233 Store in a well-ventilated place. Keep container tightly closed. P405 Store locked up. P501 Dispose of contents/ container to an approved waste disposal plant.
2.3 Hazards not otherwise classified (HNOC) or not covered by GHS - none
SECTION 3: Composition/information on ingredients
3.1 Substances Synonyms : 2,4-Pentanedionegadolinium(III) derivative Gd(acac)3
Formula : C15H21GdO6 · xH2O Molecular weight : 454.57 g/mol CAS-No. : 64438-54-6 EC-No. : 238-186-2
Component Classification Concentration
Gadolinium(III) acetylacetonate hydrate Skin Irrit. 2; Eye Irrit. 2A; <= 100 % STOT SE 3; H315, H319, H335
For the full text of the H-Statements mentioned in this Section, see Section 16.
SECTION 4: First aid measures
4.1 Description of first aid measures
General advice Consult a physician. Show this safety data sheet to the doctor in attendance.Move out of dangerous area.
Aldrich - 331716 Page 2 of 8
The life science business of Merck KGaA, Darmstadt, Germany operates as MilliporeSigma in the US and Canada
Page 3
If inhaled If breathed in, move person into fresh air. If not breathing, give artificial respiration. Consult a physician.
In case of skin contact Wash off with soap and plenty of water. Consult a physician.
In case of eye contact Rinse thoroughly with plenty of water for at least 15 minutes and consult a physician.
If swallowed Never give anything by mouth to an unconscious person. Rinse mouth with water. Consult a physician.
4.2 Most important symptoms and effects, both acute and delayed The most important known symptoms and effects are described in the labelling (see section 2.2) and/or in section 11
4.3 Indication of any immediate medical attention and special treatment needed No data available
SECTION 5: Firefighting measures
5.1 Extinguishing media
Suitable extinguishing media Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide.
5.2 Special hazards arising from the substance or mixture Carbon oxides, gadolinium oxides
5.3 Advice for firefighters Wear self-contained breathing apparatus for firefighting if necessary.
5.4 Further information No data available
SECTION 6: Accidental release measures
6.1 Personal precautions, protective equipment and emergency procedures Use personal protective equipment. Avoid dust formation. Avoid breathing vapours, mist or gas. Ensure adequate ventilation. Evacuate personnel to safe areas. Avoid breathing dust. For personal protection see section 8.
6.2 Environmental precautions Do not let product enter drains.
6.3 Methods and materials for containment and cleaning up Pick up and arrange disposal without creating dust. Sweep up and shovel. Keep in suitable, closed containers for disposal.
6.4 Reference to other sections For disposal see section 13.
Aldrich - 331716 Page 3 of 8
The life science business of Merck KGaA, Darmstadt, Germany operates as MilliporeSigma in the US and Canada
Page 4
SECTION 7: Handling and storage
7.1 Precautions for safe handling Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Provide appropriate exhaust ventilation at places where dust is formed.Normal measures for preventive fire protection. For precautions see section 2.2.
7.2 Conditions for safe storage, including any incompatibilities Keep container tightly closed in a dry and well-ventilated place. Storage class (TRGS 510): 13: Non Combustible Solids
7.3 Specific end use(s) Apart from the uses mentioned in section 1.2 no other specific uses are stipulated
SECTION 8: Exposure controls/personal protection
8.1 Control parameters
Components with workplace control parameters Contains no substances with occupational exposure limit values.
8.2 Exposure controls
Appropriate engineering controls Handle in accordance with good industrial hygiene and safety practice. Wash hands before breaks and at the end of workday.
Personal protective equipment
Eye/face protection Safety glasses with side-shields conforming to EN166 Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU).
Skin protection Handle with gloves. Gloves must be inspected prior to use. Use proper glove removal technique (without touching glove's outer surface) to avoid skin contact with this product. Dispose of contaminated gloves after use in accordance with applicable laws and good laboratory practices. Wash and dry hands.
Body Protection Impervious clothing, The type of protective equipment must be selected according to the concentration and amount of the dangerous substance at the specific workplace.
Respiratory protection For nuisance exposures use type P95 (US) or type P1 (EU EN 143) particle respirator.For higher level protection use type OV/AG/P99 (US) or type ABEK-P2 (EU EN 143) respirator cartridges. Use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU).
Control of environmental exposure Do not let product enter drains.
Aldrich - 331716 Page 4 of 8
The life science business of Merck KGaA, Darmstadt, Germany operates as MilliporeSigma in the US and Canada
Page 5
SECTION 9: Physical and chemical properties
9.1 Information on basic physical and chemical properties
a) Appearance Form: solid
b) Odour No data available
c) Odour Threshold No data available
d) pH No data available
e) Melting Melting point/range: 143 °C (289 °F) - dec. point/freezing point
f) Initial boiling point No data available and boiling range
g) Flash point ()No data available
h) Evaporation rate No data available
i) Flammability (solid, No data available gas)
j) Upper/lower No data available flammability or explosive limits
k) Vapour pressure No data available
l) Vapour density No data available
m) Relative density No data available
n) Water solubility No data available
o) Partition coefficient: No data available n-octanol/water
p) Auto-ignition No data available temperature
q) Decomposition No data available temperature
r) Viscosity No data available
s) Explosive properties No data available
t) Oxidizing properties No data available
9.2 Other safety information
No data available
SECTION 10: Stability and reactivity
10.1 Reactivity No data available
10.2 Chemical stability Stable under recommended storage conditions.
10.3 Possibility of hazardous reactions No data available
Aldrich - 331716 Page 5 of 8
The life science business of Merck KGaA, Darmstadt, Germany operates as MilliporeSigma in the US and Canada
Page 6
10.4 Conditions to avoid No data available
10.5 Incompatible materials Strong oxidizing agents
10.6 Hazardous decomposition products
Hazardous decomposition products formed under fire conditions. - Carbon oxides, gadolinium oxides Other decomposition products - No data available In the event of fire: see section 5
SECTION 11: Toxicological information
11.1 Information on toxicological effects
Acute toxicity No data available Dermal: No data available No data available
Skin corrosion/irritation No data available
Serious eye damage/eye irritation No data available
Respiratory or skin sensitisation No data available
Germ cell mutagenicity No data available
Carcinogenicity
IARC: No component of this product present at levels greater than or equal to 0.1% is identified as probable, possible or confirmed human carcinogen by IARC.
ACGIH: No component of this product present at levels greater than or equal to 0.1% is identified as a carcinogen or potential carcinogen by ACGIH.
NTP: No component of this product present at levels greater than or equal to 0.1% is identified as a known or anticipated carcinogen by NTP.
OSHA: No component of this product present at levels greater than or equal to 0.1% is on OSHA’s list of regulated carcinogens.
Reproductive toxicity No data available Overexposure may cause reproductive disorder(s) based on tests with laboratory animals.
Specific target organ toxicity - single exposure Inhalation - May cause respiratory irritation.
Specific target organ toxicity - repeated exposure No data available
Aspiration hazard No data available
Additional Information RTECS: Not available
Aldrich - 331716 Page 6 of 8
The life science business of Merck KGaA, Darmstadt, Germany operates as MilliporeSigma in the US and Canada
Page 7
May liberate 2,4-pentanedione upon decomposition. 2,4-Pentanedione has the following toxicological hazards: toxic, irritant, neurological hazard, teratogen, possible mutagen, target organ - thymus. In humans, 2,4-pentanedione is reported to cause contact dermatitis and contact urticaria.
Stomach - Irregularities - Based on Human Evidence Stomach - Irregularities - Based on Human Evidence
SECTION 12: Ecological information
12.1 Toxicity No data available
12.2 Persistence and degradability No data available
12.3 Bioaccumulative potential No data available
12.4 Mobility in soil No data available
12.5 Results of PBT and vPvB assessment PBT/vPvB assessment not available as chemical safety assessment not required/not conducted
12.6 Other adverse effects
No data available
SECTION 13: Disposal considerations
13.1 Waste treatment methods
Product Offer surplus and non-recyclable solutions to a licensed disposal company. Contact a licensed professional waste disposal service to dispose of this material.
Contaminated packaging Dispose of as unused product.
SECTION 14: Transport information
DOT (US) Not dangerous goods
IMDG Not dangerous goods
IATA Not dangerous goods
Aldrich - 331716 Page 7 of 8
The life science business of Merck KGaA, Darmstadt, Germany operates as MilliporeSigma in the US and Canada
Page 8
SECTION 15: Regulatory information
SARA 302 Components No chemicals in this material are subject to the reporting requirements of SARA Title III,
Section 302.
SARA 313 Components This material does not contain any chemical components with known CAS numbers that exceed the threshold (De Minimis) reporting levels established by SARA Title III, Section 313.
SARA 311/312 Hazards Acute Health Hazard, Chronic Health Hazard
Massachusetts Right To Know Components No components are subject to the Massachusetts Right to Know Act.
Pennsylvania Right To Know Components Gadolinium(III) acetylacetonate hydrate CAS-No. Revision Date 64438-54-6
New Jersey Right To Know Components Gadolinium(III) acetylacetonate hydrate CAS-No. Revision Date 64438-54-6
California Prop. 65 Components This product does not contain any chemicals known to State of California to cause cancer, birth defects, or any other reproductive harm.
SECTION 16: Other information
Further information Copyright 2018 Sigma-Aldrich Co. LLC. License granted to make unlimited paper copies for internal use only. The above information is believed to be correct but does not purport to be all inclusive and shall be used only as a guide. The information in this document is based on the present state of our knowledge and is applicable to the product with regard to appropriate safety precautions. It does not represent any guarantee of the properties of the product. Sigma-Aldrich Corporation and its Affiliates shall not be held liable for any damage resulting from handling or from contact with the above product. See www.sigma-aldrich.com and/or the reverse side of invoice or packing slip for additional terms and conditions of sale.
The branding on the header and/or footer of this document may temporarily not visually match the product purchased as we transition our branding. However, all of the information in the document regarding the product remains unchanged and matches the product ordered. For further information please contact mlsbranding@sial.com.
Version: 6.0 Revision Date: 09/18/2019 Print Date: 10/22/2019
Aldrich - 331716 Page 8 of 8
The life science business of Merck KGaA, Darmstadt, Germany operates as MilliporeSigma in the US and Canada
Same material — SDS from other publishers
3 documents in this material index. Product grades, hydration states and formulations must be checked in each original PDF.
GADOLINIUM(III) ACETYLACETONATE HYDRATE 99.9% SDS
Apollo
English · 17/07/2015
PDF · 7 pagesGadolinium(III) 2,4-pentanedionate hydrate SDS
Avocado Research Chemicals Ltd. (Part of Thermo Fisher Scientific)
English · 31-Jul-2026
PDF · 4 pagesGadolinium (III) Acetylacetonate Hydrate SDS
ProChem
English · Revision not stated
Original publisher & company information
- Brand / organization
- Aldrich
- Country / office
- United States
- Website
- sigmaaldrich.com
- SDS contact email
- Not stated in SDS
- Business phone in SDS
- +1 314 771-5765
- Product / reference
- 331716
View extracted supplier details
Details of the supplier of the safety data sheet
Company : Sigma-Aldrich Inc.
3050 Spruce Street
ST. LOUIS MO 63103
UNITED STATES
Telephone : +1 314 771-5765
Fax : +1 800 325-5052About Sigma-Aldrich Inc.
Sigma-Aldrich Inc. is the organization attributed as publisher or supplier of this SDS. See the original identification section and official website for its company profile.
Company website & profileDocument source & record history
Original record: Gadolinium(III) acetylacetonate hydrate — Safety Data Sheet — Sigma-Aldrich
Added: 2026-09-13T12:46:49.000Z · Record updated: 2026-09-14T02:29:00.557Z
Original file SHA-256: bbb1fea7ba07ab65d2a11174d36cb23e81ffd19634d40fa61b2324c9c6bed379
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Official chemical reference sources
Source guide ↗CAS references recorded in this SDS. Properties below describe individual substances, not necessarily the complete product. Check the original SDS for mixtures, grades and hydrate states.
CAS 64438-54-6Chemical reference & source links
CAS 64438-54-6 · CAS Common Chemistry ↗ · PubChem ↗
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GHS provides classification criteria. The applicable hazard classification must be checked for the specific product and jurisdiction.
Suppliers of this material
Companies identified from matching material SDS and checked official product pages. Confirm grade, formulation and availability with the supplier. Missing contacts are not inferred.
| Company | Country | Website | Phone | Evidence | |
|---|---|---|---|---|---|
| Apollo | United Kingdom | Website | sales@apolloscientific.co.uk | 0161 337 9971 | Source Same material SDS; verify grade and availability |
| Avocado Research Chemicals Ltd. | United Kingdom | Website | Not stated | +44 (0) 1524 850506 | Source Same material SDS; verify grade and availability |
| ProChem | United States | Website | Not stated | 815-398-1788 | Source Same material SDS; verify grade and availability |
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Material background on Wikipedia
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