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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4-Pyrimidinecarboxylic acid, 2-hydroxy-6-mercapto-5-methyl-
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Purity: 98.0%
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74039-19-3

74039-19-3 structure

74039-19-3 structure

Name: 4-Pyrimidinecarboxylic acid, 2-hydroxy-6-mercapto-5-methyl-
Chemical Name: 5-methyl-2-oxo-4-sulfanylidene-1H-pyrimidine-6-carboxylic acid
CAS Number: 74039-19-3
Molecular Formula: C₆H₆N₂O₃S
Molecular Weight: 186.18800
Create Date: 2016-05-04 10:21:23
Modify Date: 2025-09-20 08:42:48

Name	5-methyl-2-oxo-4-sulfanylidene-1H-pyrimidine-6-carboxylic acid
Synonyms	2-Hydroxy-6-thio-5-methyl-4-carboxy pyrimidine 5-methyl-2-oxo-6-thioxo-1,2,3,6-tetrahydropyrimidine-4-carboxylic acid 2-Hydroxy-6-mercapto-5-methyl-4-pyrimidinecarboxylic acid 4-Pyrimidinecarboxylic acid,2-hydroxy-6-mercapto-5-methyl

Density	1.61g/cm3
Boiling Point	541.7ºC at 760 mmHg
Molecular Formula	C₆H₆N₂O₃S
Molecular Weight	186.18800
Flash Point	281.4ºC
Exact Mass	186.01000
PSA	118.04000
LogP	0.43910
Index of Refraction	1.677

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UV7780000

CHEMICAL NAME :: 4-Pyrimidinecarboxylic acid, 2-hydroxy-6-mercapto-5-methyl-

CAS REGISTRY NUMBER :: 74039-19-3

LAST UPDATED :: 197902

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C6-H6-N2-O3-S

MOLECULAR WEIGHT :: 186.20

WISWESSER LINE NOTATION :: T6N CNJ BQ DVQ E1 FSH

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 180 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#04724

197315-79-0 structure

197315-79-0

~65%

74039-19-3 structure

74039-19-3

Literature: Batty, Craig A.; Manthey, Michael K.; Kirk, Julie; Manthey, Monika; Christopherson, Richard I.; Hambley, Trevor Journal of Heterocyclic Chemistry, 1997 , vol. 34, # 4 p. 1355 - 1367

3993-73-5 structure

3993-73-5

~%

74039-19-3 structure

74039-19-3

Literature: Batty, Craig A.; Manthey, Michael K.; Kirk, Julie; Manthey, Monika; Christopherson, Richard I.; Hambley, Trevor Journal of Heterocyclic Chemistry, 1997 , vol. 34, # 4 p. 1355 - 1367

78202-43-4 structure

78202-43-4

~%

74039-19-3 structure

74039-19-3

Literature: Batty, Craig A.; Manthey, Michael K.; Kirk, Julie; Manthey, Monika; Christopherson, Richard I.; Hambley, Trevor Journal of Heterocyclic Chemistry, 1997 , vol. 34, # 4 p. 1355 - 1367

Precursor 2
3993-73-5 78202-43-4
DownStream 0

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