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Details

Stereochemistry ACHIRAL
Molecular Formula C11H12N2O.C2H3Cl3O2
Molecular Weight 353.629
Optical Activity NONE
Defined Stereocenters 0 / 0
E/Z Centers 0
Charge 0

SHOW SMILES / InChI
Structure of CHLORAL HYDRATE ANTIPYRINE

SMILES

OC(O)C(Cl)(Cl)Cl.CN1N(C(=O)C=C1C)C2=CC=CC=C2

InChI

InChIKey=MIMVDBNKZRBPLZ-UHFFFAOYSA-N
InChI=1S/C11H12N2O.C2H3Cl3O2/c1-9-8-11(14)13(12(9)2)10-6-4-3-5-7-10;3-2(4,5)1(6)7/h3-8H,1-2H3;1,6-7H

HIDE SMILES / InChI
Molecular Formula C11H12N2O
Molecular Weight 188.2258
Charge 0
Count
Stereochemistry ACHIRAL
Additional Stereochemistry No
Defined Stereocenters 0 / 0
E/Z Centers 0
Optical Activity NONE
Molecular Formula C2H3Cl3O2
Molecular Weight 165.403
Charge 0
Count
Stereochemistry ACHIRAL
Additional Stereochemistry No
Defined Stereocenters 0 / 0
E/Z Centers 0
Optical Activity NONE

Description

CHLORAL HYDRATE ANTIPYRINE is a 1:1 mixture of antipyrine with chloral hydrate. It was used as a hypnotic drug known as HYPNAL in the late 19th century.

Approval Year

Unknown
149124
PubMed

PubMed

TitleDatePubMed
A fatality after antipyrine administration.
1991-06
The effects of combined sedative and anxiolytic preparations on subjective aspects of sleep and objective measures of arousal and performance the morning following nocturnal medication. I: Acute doses.
1980
Iatrogenic encephalopathy.
1970-05
Patents

Patents

20010020147
5
Substance Class Chemical
Created
by admin
on Mon Mar 31 17:54:13 GMT 2025
Edited
by admin
on Mon Mar 31 17:54:13 GMT 2025
Record UNII
7A1009H34F
Record Status Validated (UNII)
Record Version
  • Download
Name Type Language
CHLORAL HYDRATE ANTIPYRINE
Common Name English
HYPNAL
Preferred Name English
CHLORALANTIPYRINE
Common Name English
ANTIPYRINE CHLORAL HYDRATE
Common Name English
3H-PYRAZOL-3-ONE, 1,2-DIHYDRO-1,5-DIMETHYL-2-PHENYL-, COMPD. WITH 2,2,2-TRICHLORO-1,1-ETHANEDIOL (1:1)
Systematic Name English
Code System Code Type Description
PUBCHEM
72941437
Created by admin on Mon Mar 31 17:54:13 GMT 2025 , Edited by admin on Mon Mar 31 17:54:13 GMT 2025
PRIMARY
CAS
603-63-4
Created by admin on Mon Mar 31 17:54:13 GMT 2025 , Edited by admin on Mon Mar 31 17:54:13 GMT 2025
PRIMARY
EPA CompTox
DTXSID401345855
Created by admin on Mon Mar 31 17:54:13 GMT 2025 , Edited by admin on Mon Mar 31 17:54:13 GMT 2025
PRIMARY
FDA UNII
7A1009H34F
Created by admin on Mon Mar 31 17:54:13 GMT 2025 , Edited by admin on Mon Mar 31 17:54:13 GMT 2025
PRIMARY
Related Record Type Details
Structure of ANTIPYRINE
PARENT -> SALT/SOLVATE
Structure of Chloral hydrate
PARENT -> SALT/SOLVATE
NIH
NCATS
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