3-Thiophenecarboxylic acid, 2-(benzoylamino)-4,5-dimethyl-, 2-(diethyl amino)ethyl ester

Modify Date: 2025-09-19 17:48:22

3-Thiophenecarboxylic acid, 2-(benzoylamino)-4,5-dimethyl-, 2-(diethyl amino)ethyl ester Structure
3-Thiophenecarboxylic acid, 2-(benzoylamino)-4,5-dimethyl-, 2-(diethyl amino)ethyl ester structure
Common Name 3-Thiophenecarboxylic acid, 2-(benzoylamino)-4,5-dimethyl-, 2-(diethyl amino)ethyl ester
CAS Number 78033-85-9 Molecular Weight 374.49700
Density 1.177g/cm3 Boiling Point 444.3ºC at 760 mmHg
Molecular Formula C20H26N2O3S Melting Point N/A
MSDS N/A Flash Point 222.5ºC

 Names

Name 2-(diethylamino)ethyl 2-benzamido-4,5-dimethylthiophene-3-carboxylate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.177g/cm3
Boiling Point 444.3ºC at 760 mmHg
Molecular Formula C20H26N2O3S
Molecular Weight 374.49700
Flash Point 222.5ºC
Exact Mass 374.16600
PSA 90.37000
LogP 4.49980
Index of Refraction 1.591
InChIKey OCNTVJXOTCZNOD-UHFFFAOYSA-N
SMILES CCN(CC)CCOC(=O)c1c(NC(=O)c2ccccc2)sc(C)c1C

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
XM8355000
CHEMICAL NAME :
3-Thiophenecarboxylic acid, 2-(benzoylamino)-4,5-dimethyl-, 2-(diethylamino)ethyl ester
CAS REGISTRY NUMBER :
78033-85-9
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C20-H26-N2-O3-S
MOLECULAR WEIGHT :
374.54

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
PCJOAU Pharmaceutical Chemistry Journal (English Translation). Translation of KHFZAN. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013) No.1- 1967- Volume(issue)/page/year: 14,861,1980

 Safety Information

HS Code 2934999090

 Synthetic Route

~66%

3-Thiophenecarboxylic acid, 2-(benzoylamino)-4,5-dimethyl-, 2-(diethyl amino)ethyl ester Structure

3-Thiophenecarb...

CAS#:78033-85-9

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Literature: Kharizomenova, I. A.; Grinev, A. N.; Samsonova, N. V.; Kaplina, N. V.; Kapustina, M. V.; et al. Pharmaceutical Chemistry Journal, 1980 , vol. 14, # 12 p. 861 - 863 Khimiko-Farmatsevticheskii Zhurnal, 1980 , vol. 14, # 12 p. 42 - 45

 Customs

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

2-diethylaminoethyl 2-benzamido-4,5-dimethylthiophene-3-carboxylate
2-diethylaminoethyl 2-(benzoylamino)-4,5-dimethylthiophene-3-carboxylate
3-Thiophenecarboxylic acid,2-(benzoylamino)-4,5-dimethyl-,2-(diethylamino)ethyl ester
2-(Diethylamino)ethyl 2-(benzoylamino)-4,5-dimethyl-3-thiophenecarboxylate
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