3-Ethylcoumarin

Modify Date: 2025-08-25 12:32:30

3-Ethylcoumarin Structure
3-Ethylcoumarin structure
 Common Name 3-Ethylcoumarin
CAS Number 66898-39-3 Molecular Weight 174.19600
Density 1.141g/cm3 Boiling Point 299ºC at 760 mmHg
Molecular Formula C11H10O2 Melting Point N/A
MSDS N/A Flash Point 126.7ºC

 Names

Name 3-ethylchromen-2-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.141g/cm3
Boiling Point 299ºC at 760 mmHg
Molecular Formula C11H10O2
Molecular Weight 174.19600
Flash Point 126.7ºC
Exact Mass 174.06800
PSA 30.21000
LogP 2.35540
Index of Refraction 1.556

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
GN6768500
CHEMICAL NAME :
Coumarin, 3-ethyl-
CAS REGISTRY NUMBER :
66898-39-3
BEILSTEIN REFERENCE NO. :
0133158
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C11-H10-O2
MOLECULAR WEIGHT :
174.21

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
209 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold
REFERENCE :
YKKZAJ Yakugaku Zasshi. Journal of Pharmacy. (Nippon Yakugakkai, 2-12-15 Shibuya, Shibuya-ku, Tokyo 150, Japan) No.1- 1881- Volume(issue)/page/year: 76,186,1956

 Synthetic Route

 Synonyms

3-ethyl-chromen-2-one
COUMARIN,3-ETHYL
3-Ethylcumarin
2H-1-Benzopyran-2-one,3-ethyl
3-Aethyl-cumarin
3-Ethylcoumarin
3-Ethyl-2H-1-benzopyran-2-one
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