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Substance Name: Acetic anhydride
RN: 108-24-7
UNII: 2E48G1QI9Q
InChIKey: WFDIJRYMOXRFFG-UHFFFAOYSA-N
Molecular Formula
- C4-H6-O3
Molecular Weight
- 102.088
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- Classifications
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- Names & Synonyms
- Registry Numbers
- Structure Descriptors
- Toxicity
- Physical Properties
Classification Codes
Classification Code
- Skin / Eye Irritant
Superlist Classification Codes
- Reportable Quantity (RQ) = 5000 lb
- TWA (5 ppm)
- TWA 5 ppm (20 mg/m3)
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Names and Synonyms
Name of Substance
- Acetic anhydride
Synonyms
- 4-02-00-00386 (Beilstein Handbook Reference)
- Acetanhydride
- Acetic acid, anhydride
- Acetic anhydride
- Acetic oxide
- Acetyl acetate
- Acetyl anhydride
- Acetyl ether
- Acetyl oxide
- Anhydrid kyseliny octove
- Anhydrid kyseliny octove [Czech]
- Anhydride acetique
- Anhydride acetique [French]
- Anidride acetica
- Anidride acetica [Italian]
- Azijnzuuranhydride
- Azijnzuuranhydride [Dutch]
- BRN 0385737
- Caswell No. 003A
- CCRIS 688
- EC 203-564-8
- EINECS 203-564-8
- EPA Pesticide Chemical Code 044007
- Essigsaeureanhydrid
- Essigsaeureanhydrid [German]
- Ethanoic anhydride
- HSDB 233
- Octowy bezwodnik
- Octowy bezwodnik [Polish]
- UNII-2E48G1QI9Q
Systematic Names
- Acetic acid, 1,1'-anhydride
- Acetic acid, anhydride
- Acetic anhydride
Superlist Names
- Acetic acid, anhydride
- Acetic anhydride
- Acetic anhydride [UN1715] [Corrosive]
- UN1715
Registry Numbers
CAS Registry Number
- 108-24-7
FDA UNII
- 2E48G1QI9Q
System Generated Number
- 0000108247
Structure Descriptors
InChI
InChI=1S/C4H6O3/c1-3(5)7-4(2)6/h1-2H3InChIKey
WFDIJRYMOXRFFG-UHFFFAOYSA-NSmiles
CC(=O)Toxicity
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| rabbit | LD50 | skin | 4mL/kg (4mL/kg) | Union Carbide Data Sheet. Vol. 8/7/1963, | |
| rat | LC50 | inhalation | 1000ppm/4H (1000ppm) | "Toxicology of Drugs and Chemicals," Deichmann, W.B., New York, Academic Press, Inc., 1969Vol. -, Pg. 607, 1969. | |
| rat | LD50 | oral | 1780mg/kg (1780mg/kg) | AMA Archives of Industrial Hygiene and Occupational Medicine. Vol. 4, Pg. 119, 1951. |
Physical Properties
| Physical Property | Value | Units | Temp (deg C) | Source |
|---|---|---|---|---|
| Melting Point | -7.30E+01 | deg C | EXP | |
| Boiling Point | 139.5 | deg C | EXP | |
| log P (octanol-water) | -0.580 | (none) | EST | |
| Water Solubility | 1.20E+05 | mg/L | 20 | EXP |
| Vapor Pressure | 5.1 | mm Hg | 25 | EXP |
| Henry's Law Constant | 5.71E-06 | atm-m3/mole | 25 | EST |
| Atmospheric OH Rate Constant | 8.43E-14 | cm3/molecule-sec | 25 | EST |
Physical property data is provided to ChemIDplus by SRC, Inc.