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Substance Name: Butyric acid
RN: 107-92-6
UNII: 40UIR9Q29H
InChIKey: FERIUCNNQQJTOY-UHFFFAOYSA-N
Note
- A four carbon acid, CH3CH2CH2COOH, with an unpleasant odor that occurs in butter and animal fat as the glycerol ester.
Molecular Formula
- C4-H8-O2
Molecular Weight
- 88.1052
- All
- Classifications
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- Names & Synonyms
- Registry Numbers
- Structure Descriptors
- Toxicity
- Physical Properties
Classification Codes
Classification Codes
- Histamine Agents
- Histamine Antagonists
- Mutation Data
- Neurotransmitter Agents
- Skin / Eye Irritant
Superlist Classification Code
- Reportable Quantity (RQ) = 5000 lb
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Names and Synonyms
Name of Substance
- Butyric acid
MeSH Heading
- Butyric acid
Synonyms
- 1-Butyric acid
- 1-Propanecarboxylic acid
- 4-02-00-00779 (Beilstein Handbook Reference)
- AI3-15306
- BRN 0906770
- Butanic acid
- Butanoic acid
- Buttersaeure
- Buttersaeure [German]
- Butyrate
- Butyric acid
- Butyric acid (natural)
- CCRIS 6552
- EC 203-532-3
- EINECS 203-532-3
- Ethylacetic acid
- FEMA No. 2221
- FEMA Number 2221
- HSDB 940
- Kyselina maselna
- Kyselina maselna [Czech]
- n-Butanoic acid
- n-Butyric acid
- NSC 8415
- Propylformic acid
- UNII-40UIR9Q29H
Systematic Names
- Butanoic acid
- Butyric acid
Superlist Names
- Butanoic acid
- Butyric acid
- Butyric acid [UN2820] [Corrosive]
- UN2820
Registry Numbers
CAS Registry Number
- 107-92-6
FDA UNII
- 40UIR9Q29H
System Generated Number
- 0000107926
Structure Descriptors
InChI
1S/C4H8O2/c1-2-3-4(5)6/h2-3H2,1H3,(H,5,6)InChIKey
FERIUCNNQQJTOY-UHFFFAOYSA-NSmiles
C(C(O)Toxicity
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| mouse | LC | inhalation | > 500mg/m3 (500mg/m3) | LUNGS, THORAX, OR RESPIRATION: STRUCTURAL OR FUNCTIONAL CHANGE IN TRACHEA OR BRONCHI | Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 23(5), Pg. 31, 1958. |
| mouse | LD50 | intraperitoneal | 3180mg/kg (3180mg/kg) | Journal of Pharmacy and Pharmacology. Vol. 21, Pg. 85, 1969. | |
| mouse | LD50 | intravenous | 800mg/kg (800mg/kg) | BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD | Acta Pharmacologica et Toxicologica. Vol. 18, Pg. 141, 1961. |
| mouse | LD50 | subcutaneous | 3180mg/kg (3180mg/kg) | Journal of Pharmacy and Pharmacology. Vol. 21, Pg. 85, 1969. | |
| mouse | LDLo | oral | 500mg/kg (500mg/kg) | KIDNEY, URETER, AND BLADDER: OTHER CHANGES BLOOD: CHANGES IN SPLEEN GASTROINTESTINAL: NECROTIC GHANGES | Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New Industrial Chemical Substances. For English translation, see TNICS*. Vol. 4, Pg. 19, 1962. |
| rabbit | LD50 | skin | 530uL/kg (0.53mL/kg) | Union Carbide Data Sheet. Vol. 4/10/1968, | |
| rat | LC | inhalation | > 500mg/m3 (500mg/m3) | LUNGS, THORAX, OR RESPIRATION: STRUCTURAL OR FUNCTIONAL CHANGE IN TRACHEA OR BRONCHI | Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New Industrial Chemical Substances. For English translation, see TNICS*. Vol. 4, Pg. 19, 1962. |
| rat | LD50 | oral | 2gm/kg (2000mg/kg) | "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982Vol. -, Pg. 30, 1982. |
Physical Properties
| Physical Property | Value | Units | Temp (deg C) | Source |
|---|---|---|---|---|
| Melting Point | -5.70E+00 | deg C | EXP | |
| Boiling Point | 163.7 | deg C | EXP | |
| pKa Dissociation Constant | 4.82 | (none) | 25 | EXP |
| log P (octanol-water) | 0.79 | (none) | EXP | |
| Water Solubility | 6.00E+04 | mg/L | 25 | EXP |
| Vapor Pressure | 1.65 | mm Hg | 25 | EXP |
| Henry's Law Constant | 5.35E-07 | atm-m3/mole | 25 | EXP |
| Atmospheric OH Rate Constant | 2.40E-12 | cm3/molecule-sec | 25 | EXP |
Physical property data is provided to ChemIDplus by SRC, Inc.