fema 3678

Modify Date: 2024-01-12 00:07:33

fema 3678 Structure
fema 3678 structure
Common Name fema 3678
CAS Number 60523-21-9 Molecular Weight 140.18000
Density 0.886 g/cm3 Boiling Point 172.6ºC at 760 mmHg
Molecular Formula C8H12O2 Melting Point N/A
MSDS N/A Flash Point 69.3ºC

 Names

Name ethyl 2-methylpenta-3,4-dienoate
Synonym More Synonyms

 Chemical & Physical Properties

Density 0.886 g/cm3
Boiling Point 172.6ºC at 760 mmHg
Molecular Formula C8H12O2
Molecular Weight 140.18000
Flash Point 69.3ºC
Exact Mass 140.08400
PSA 26.30000
LogP 1.52670
Index of Refraction 1.426

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
RZ2475200
CHEMICAL NAME :
3,4-Pentadienoic acid, 2-methyl-, ethyl ester
CAS REGISTRY NUMBER :
60523-21-9
LAST UPDATED :
199701
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C8-H12-O2
MOLECULAR WEIGHT :
140.20
WISWESSER LINE NOTATION :
2OVY1&1UCU1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
770 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
DCTODJ Drug and Chemical Toxicology. (Marcel Dekker, 270 Madison Ave., New York, NY 10016) V.1- 1977/78- Volume(issue)/page/year: 3,249,1980

 Safety Information

HS Code 2916190090

 Customs

HS Code 2916190090
Summary 2916190090 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

ethyl-2-methyl 3,4-pentadienoate
2-Methyl-3,4-pentadienoic acid,ethyl ester
EINECS 262-278-1
3,4-Pentadienoic acid,2-methyl-,ethyl ester
FEMA No. 3678
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