Isobutyric acid

Modify Date: 2024-01-02 12:47:56

Isobutyric acid Structure
Isobutyric acid structure
 Common Name Isobutyric acid
CAS Number 79-31-2 Molecular Weight 88.105
Density 1.0±0.1 g/cm3 Boiling Point 155.2±8.0 °C at 760 mmHg
Molecular Formula C4H8O2 Melting Point -47 °C
MSDS Chinese USA Flash Point 55.6±0.0 °C
Symbol GHS02 GHS05 GHS06
GHS02, GHS05, GHS06		 Signal Word Danger

 Names

Name isobutyric acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.0±0.1 g/cm3
Boiling Point 155.2±8.0 °C at 760 mmHg
Melting Point -47 °C
Molecular Formula C4H8O2
Molecular Weight 88.105
Flash Point 55.6±0.0 °C
Exact Mass 88.052429
PSA 37.30000
LogP 0.59
Vapour density 3.04 (vs air)
Vapour Pressure 1.6±0.6 mmHg at 25°C
Index of Refraction 1.408
Water Solubility 210 g/L (20 ºC)

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
NQ4375000
CHEMICAL NAME :
Isobutyric acid
CAS REGISTRY NUMBER :
79-31-2
BEILSTEIN REFERENCE NO. :
0635770
LAST UPDATED :
199710
DATA ITEMS CITED :
7
MOLECULAR FORMULA :
C4-H8-O2
MOLECULAR WEIGHT :
88.12
WISWESSER LINE NOTATION :
QVY1&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Open irritation test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 23,95,1962 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
280 uL/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 23,95,1962
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
500 uL/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 23,95,1962 *** REVIEWS *** TOXICOLOGY REVIEW AMIHAB AMA Archives of Industrial Health. (Chicago, IL) V.11-21, 1955-60. For publisher information, see AEHLAU. Volume(issue)/page/year: 21,100,1960 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X4110 No. of Facilities: 93 (estimated) No. of Industries: 4 No. of Occupations: 14 No. of Employees: 5052 (estimated) No. of Female Employees: 652 (estimated)

 Safety Information

Symbol GHS02 GHS05 GHS06
GHS02, GHS05, GHS06
Signal Word Danger
Hazard Statements H226-H302-H311-H314
Precautionary Statements P210-P260-P280-P303 + P361 + P353-P305 + P351 + P338-P370 + P378
Personal Protective Equipment Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes Xn:Harmful
Risk Phrases R21/22
Safety Phrases S23-S36/37/39
RIDADR UN 2529 3/PG 3
WGK Germany 1
RTECS NQ4375000
Packaging Group III
Hazard Class 3
HS Code 2915600000

 Synthetic Route

 Customs

HS Code 2915600000
Summary 2915600000 butanoic acids and pentanoic acids and their salts and esters VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

 Articles54

More Articles
Combined effects of nutrients and temperature on the production of fermentative aromas by Saccharomyces cerevisiae during wine fermentation.

Appl. Microbiol. Biotechnol. 99(5) , 2291-304, (2015)

Volatile compounds produced by yeast during fermentation greatly influence the organoleptic qualities of wine. We developed a model to predict the combined effects of initial nitrogen and phytosterol ...
Olfactometry Profiles and Quantitation of Volatile Sulfur Compounds of Swiss Tilsit Cheeses.

J. Agric. Food Chem. 63 , 7511-21, (2015)

To establish the odor profiles of three differently fabricated commercial Swiss Tilsit cheeses, analyses were conducted using headspace solid-phase microextraction gas chromatography-mass spectrometry...
GC/MS method for determining carbon isotope enrichment and concentration of underivatized short-chain fatty acids by direct aqueous solution injection of biogas digester samples.

Talanta 143 , 56-63, (2015)

In anaerobic digestion of organic matter, several metabolic pathways are involved during the simultaneous production and consumption of short-chain fatty acids (SCFA) in general and acetate in particu...

 Synonyms

2-Methylpropionic acid
α-methylpropionic acid
MFCD00002658
Methylpropanoic acid, 2-
Propanoic acid, 2-methyl-
isobutanoic acid
2-methyl-propionic acid
a-Methylpropionic acid
Isopropyl formic acid
4-02-00-00843 (Beilstein Handbook Reference)
Isobutyric acid
α-methylpropanoic acid
2-Methylpropanoic acid
isopropylformic acid
propane-2-carboxylic acid
a-Methylpropanoic acid
2-methyl-propanoic acid
Propionic acid, 2-methyl-
iso-Butyric Acid
EINECS 201-195-7
Top Suppliers:I want be here

Get all suppliers and price by the below link:

Isobutyric acid suppliers

Isobutyric acid price

Related Compounds: More...
U-Isobutyric acid
265981-56-4
isobutyric acid anion
5711-69-3
2-iodoisobutyric acid
7425-20-9
ureidoisobutyric acid
38605-63-9
Isobutyric acid anilide
4406-41-1
β-ethoxy-isobutyric acid
19758-27-1
Isobutyric acid hydrazide
3619-17-8
Isobutyric acid anhydride
97-72-3
3-Mercaptoisobutyric acid
790667-45-7
Chemsrc provides Isobutyric acid(CAS#:79-31-2) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Articles of Isobutyric acid are included as well.>> amp version: Isobutyric acid

Home | MSDS/SDS Database Search | Journals | Product Classification | Biologically Active Compounds | Selling Leads | About Us | Disclaimer

Copyright © 2024 ChemSrc All Rights Reserved