KETAZOLAM

U.S. Department of Health & Human Services Divider Arrow

National Institutes of Health Divider Arrow

NCATS

Details

Stereochemistry	RACEMIC
Molecular Formula	C20H17ClN2O3
Molecular Weight	368.814
Optical Activity	( + / - )
Defined Stereocenters	0 / 1
E/Z Centers	0
Charge	0

SHOW SMILES / InChI

Structure of KETAZOLAM

Structure Search

SMILES

CN1C2=CC=C(Cl)C=C2C3(OC(C)=CC(=O)N3CC1=O)C4=CC=CC=C4

InChI

InChIKey=PWAJCNITSBZRBL-UHFFFAOYSA-N

InChI=1S/C20H17ClN2O3/c1-13-10-18(24)23-12-19(25)22(2)17-9-8-15(21)11-16(17)20(23,26-13)14-6-4-3-5-7-14/h3-11H,12H2,1-2H3

HIDE SMILES / InChI

Molecular Formula	C20H17ClN2O3
Molecular Weight	368.814
Charge	0
Count

Stereochemistry	RACEMIC
Additional Stereochemistry	No
Defined Stereocenters	0 / 1
E/Z Centers	0
Optical Activity	( + / - )

Description
Sources: https://www.ncbi.nlm.nih.gov/pubmed/6108335 | https://www.ncbi.nlm.nih.gov/pubmed/11443263 | http://www.hmdb.ca/metabolites/HMDB0015526

KETAZOLAM, a benzodiazepine with an additional d-face-fused heterocyclic ring, possesses anxiolytic, anticonvulsant, sedative and skeletal muscle relaxant properties. It is used for the treatment of anxiety and spasticity.

Approval Year

PubMed

PubMed

Title	Date	PubMed
Ketazolam.	2001-07	11443263
Ketazolam and diazepam in anxiety: a controlled study.	1980-10	6108335
Anxiolytic efficacy and safety of ketazolam compared with diazepam and placebo.	1980	6105920
Double-blind placebo-controlled efficacy study of ketazolam (U-28,774).	1976	16791

Substance Class	Chemical Created by `admin` on `Mon Mar 31 17:54:36 GMT 2025` Edited by `admin` on `Mon Mar 31 17:54:36 GMT 2025`
Record UNII	92A214MD7Y
Record Status	`Validated (UNII)`
Record Version

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Name

Type

Language

KETAZOLAM

Official Name

English

ANSEREN

Preferred Name

English

KETAZOLAM [USAN]

Common Name

English

UNAKALM

Brand Name

English

U-28,774

Code

English

U-28774

Code

English

ANSIETEN

Brand Name

English

ANXON

Brand Name

English

(±)-KETAZOLAM

Common Name

English

11-CHLORO-8,12B-DIHYDRO-2,8-DIMETHYL-12B-PHENYL-4H-(1,3)OXAZINO(3,2-D)(1,4)BENZODIAZEPINE-4,7(6H)-DIONE

Common Name

English

Ketazolam [WHO-DD]

Common Name

English

4H-(1,3)OXAZINO(3,2-D)(1,4)BENZODIAZEPINE-4,7(6H)-DIONE, 11-CHLORO-8,12B-DIHYDRO-2,8-DIMETHYL-12B-PHENYL-

Systematic Name

English

ketazolam [INN]

Common Name

English

KETAZOLAM [MI]

Common Name

English

KETAZOLAM [MART.]

Common Name

English

NSC-338158

Code

English

CONTAMEX

Brand Name

English

LOFTRAN

Brand Name

English

Classification Tree Code System Code

WHO-VATC

QN05BA10

Created by admin on Mon Mar 31 17:54:36 GMT 2025 , Edited by admin on Mon Mar 31 17:54:36 GMT 2025

WHO-ATC

N05BA10

Created by admin on Mon Mar 31 17:54:36 GMT 2025 , Edited by admin on Mon Mar 31 17:54:36 GMT 2025

NCI_THESAURUS

C1012

Created by admin on Mon Mar 31 17:54:36 GMT 2025 , Edited by admin on Mon Mar 31 17:54:36 GMT 2025

DEA NO.

2772

Created by admin on Mon Mar 31 17:54:36 GMT 2025 , Edited by admin on Mon Mar 31 17:54:36 GMT 2025

Code System Code Type Description

WIKIPEDIA

KETAZOLAM

Created by admin on Mon Mar 31 17:54:36 GMT 2025 , Edited by admin on Mon Mar 31 17:54:36 GMT 2025

PRIMARY

MESH

C002072

Created by admin on Mon Mar 31 17:54:36 GMT 2025 , Edited by admin on Mon Mar 31 17:54:36 GMT 2025

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PUBCHEM

33746

Created by admin on Mon Mar 31 17:54:36 GMT 2025 , Edited by admin on Mon Mar 31 17:54:36 GMT 2025

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CAS

103794-94-1

Created by admin on Mon Mar 31 17:54:36 GMT 2025 , Edited by admin on Mon Mar 31 17:54:36 GMT 2025

SUPERSEDED

DRUG CENTRAL

1525

Created by admin on Mon Mar 31 17:54:36 GMT 2025 , Edited by admin on Mon Mar 31 17:54:36 GMT 2025

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EPA CompTox

DTXSID20865350

Created by admin on Mon Mar 31 17:54:36 GMT 2025 , Edited by admin on Mon Mar 31 17:54:36 GMT 2025

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ECHA (EC/EINECS)

248-346-3

Created by admin on Mon Mar 31 17:54:36 GMT 2025 , Edited by admin on Mon Mar 31 17:54:36 GMT 2025

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FDA UNII

92A214MD7Y

Created by admin on Mon Mar 31 17:54:36 GMT 2025 , Edited by admin on Mon Mar 31 17:54:36 GMT 2025

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MERCK INDEX

m6615

Created by admin on Mon Mar 31 17:54:36 GMT 2025 , Edited by admin on Mon Mar 31 17:54:36 GMT 2025

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Merck Index

NSC

338158

Created by admin on Mon Mar 31 17:54:36 GMT 2025 , Edited by admin on Mon Mar 31 17:54:36 GMT 2025

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RXCUI

28181

Created by admin on Mon Mar 31 17:54:36 GMT 2025 , Edited by admin on Mon Mar 31 17:54:36 GMT 2025

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RxNorm

SMS_ID

100000082849

Created by admin on Mon Mar 31 17:54:36 GMT 2025 , Edited by admin on Mon Mar 31 17:54:36 GMT 2025

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CAS

27223-35-4

Created by admin on Mon Mar 31 17:54:36 GMT 2025 , Edited by admin on Mon Mar 31 17:54:36 GMT 2025

PRIMARY

EVMPD

SUB08368MIG

Created by admin on Mon Mar 31 17:54:36 GMT 2025 , Edited by admin on Mon Mar 31 17:54:36 GMT 2025

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DRUG BANK

DB01587

Created by admin on Mon Mar 31 17:54:36 GMT 2025 , Edited by admin on Mon Mar 31 17:54:36 GMT 2025

PRIMARY

ChEMBL

CHEMBL2104356

Created by admin on Mon Mar 31 17:54:36 GMT 2025 , Edited by admin on Mon Mar 31 17:54:36 GMT 2025

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NCI_THESAURUS

C83854

Created by admin on Mon Mar 31 17:54:36 GMT 2025 , Edited by admin on Mon Mar 31 17:54:36 GMT 2025

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INN

3107

Created by admin on Mon Mar 31 17:54:36 GMT 2025 , Edited by admin on Mon Mar 31 17:54:36 GMT 2025

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Related Record Type Details


					92A214MD7Y

KETAZOLAM

ACTIVE MOIETY