2-ethyl-2-butenal
Names
[ CAS No. ]:
19780-25-7
[ Name ]:
2-ethyl-2-butenal
[Synonym ]:
a-Ethyl-2-butenal
2-Ethyl-2-butenal
2-Aethyl-crotonaldehyd
2-ethyl-but-2-enal
2-Ethylcrotonaldehyde
2-Aethyl-but-2-en-1-on
EINECS 243-299-5
Chemical & Physical Properties
[ Density]:
0.829 g/cm3
[ Boiling Point ]:
136.5ºC at 760 mmHg
[ Molecular Formula ]:
C6H10O
[ Molecular Weight ]:
98.14300
[ Flash Point ]:
28.3ºC
[ Exact Mass ]:
98.07320
[ PSA ]:
17.07000
[ LogP ]:
1.54160
[ Vapour Pressure ]:
7.34mmHg at 25°C
[ Index of Refraction ]:
1.419
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- GQ0350000
- CHEMICAL NAME :
- Crotonaldehyde, 2-ethyl-
- CAS REGISTRY NUMBER :
- 19780-25-7
- BEILSTEIN REFERENCE NO. :
- 1738001
- LAST UPDATED :
- 199710
- DATA ITEMS CITED :
- 5
- MOLECULAR FORMULA :
- C6-H10-O
- MOLECULAR WEIGHT :
- 98.16
- WISWESSER LINE NOTATION :
- VHY2&U2
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 2600 uL/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 28,313,1974
- 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 :
- TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 28,313,1974
Safety Information
[ Risk Phrases ]:
R10
[ Safety Phrases ]:
S16;S26;S36
[ RIDADR ]:
UN 1989
[ RTECS ]:
GQ0350000
[ HS Code ]:
2912190090
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2912190090
[ Summary ]:
2912190090 acyclic aldehydes without other oxygen function。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%