CAS 3724-65-0|Crotonic acid

Introduction:Basic information about CAS 3724-65-0|Crotonic acid, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
Common NameCrotonic acid
CAS Number3724-65-0Molecular Weight86.089
Density1.0±0.1 g/cm3Boiling Point177.0±9.0 °C at 760 mmHg
Molecular FormulaC4H6O2Melting Point70-72 °C(lit.)
MSDS/Flash Point87.8±0.0 °C

Names

Name2-butenoic acid
SynonymMore Synonyms

Chemical & Physical Properties

Density1.0±0.1 g/cm3
Boiling Point177.0±9.0 °C at 760 mmHg
Melting Point70-72 °C(lit.)
Molecular FormulaC4H6O2
Molecular Weight86.089
Flash Point87.8±0.0 °C
Exact Mass86.036781
PSA37.30000
LogP0.80
Vapour density2.97 (vs air)
Vapour Pressure0.5±0.7 mmHg at 25°C
Index of Refraction1.449
InChIKeyLDHQCZJRKDOVOX-UHFFFAOYSA-N
SMILESCC=CC(=O)O
Water Solubilitysoluble

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
GQ2800000
CHEMICAL NAME :
Crotonic acid
CAS REGISTRY NUMBER :
3724-65-0
LAST UPDATED :
199701
DATA ITEMS CITED :
10
MOLECULAR FORMULA :
C4-H6-O2
MOLECULAR WEIGHT :
86.10
WISWESSER LINE NOTATION :
QV1U2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Open irritation test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 26,269,1944 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 26,269,1944
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
4800 mg/kg
TOXIC EFFECTS :
Tumorigenic - active as anti-cancer agent
REFERENCE :
BIJOAK Biochemical Journal. (Biochemical Soc. Book Depot, POB 32, Commerce Way, Colchester, Essex CO2 8HP, UK) V.1- 1906- Volume(issue)/page/year: 34,1196,1940
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
25 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
38MKAJ "Patty's Industrial Hygiene and Toxicology," 3rd rev. ed., Clayton, G.D., and F.E. Clayton, eds., New York, John Wiley & Sons, Inc., 1978-82. Vol. 3 originally pub. in 1979; pub. as 2nd rev. ed. in 1985. Volume(issue)/page/year: 2C,4953,1982
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
3590 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JPPMAB Journal of Pharmacy and Pharmacology. (Pharmaceutical Soc. of Great Britain, 1 Lambeth High St., London SEI 7JN, UK) V.1- 1949- Volume(issue)/page/year: 21,85,1969
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
600 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,309,1986
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
200 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
38MKAJ "Patty's Industrial Hygiene and Toxicology," 3rd rev. ed., Clayton, G.D., and F.E. Clayton, eds., New York, John Wiley & Sons, Inc., 1978-82. Vol. 3 originally pub. in 1979; pub. as 2nd rev. ed. in 1985. Volume(issue)/page/year: 2C,4953,1982 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 84287 No. of Facilities: 234 (estimated) No. of Industries: 7 No. of Occupations: 9 No. of Employees: 2460 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 84287 No. of Facilities: 303 (estimated) No. of Industries: 6 No. of Occupations: 7 No. of Employees: 5343 (estimated) No. of Female Employees: 209 (estimated)

Safety Information

Hazard CodesC:Corrosive;
Risk PhrasesR21/22;R34
Safety PhrasesS26-S36/37/39-S45
RIDADRUN 2823 8/PG 3
WGK Germany3
RTECSGQ2900000
Packaging GroupIII
HS Code2916190090

Customs

HS Code2916190090
Summary2916190090 unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0%

Synonyms

Crotonic acid
MFCD00002701
But-2-enoic acid
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