Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Purity: 98.0%
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4(3H)-Pyrimidinone,6-amino-2-(ethylthio)-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
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37660-22-3

37660-22-3 structure

37660-22-3 structure

Name: 4(3H)-Pyrimidinone,6-amino-2-(ethylthio)-
Chemical Name: 6-amino-2-ethylsulfanyl-1H-pyrimidin-4-one
CAS Number: 37660-22-3
Molecular Formula: C₆H₉N₃OS
Molecular Weight: 171.22000
Create Date: 2019-01-15 18:52:14
Modify Date: 2025-09-12 17:32:11

Name	6-amino-2-ethylsulfanyl-1H-pyrimidin-4-one
Synonyms	2-Ethylthio-4-amino-6-oxypyrimidine 6-AMINO-2-ETHYLSULFANYL-PYRIMIDIN-4-OL 6-amino-2-ethylsulfanyl-3H-pyrimidin-4-one 2-Aethylmercapto-6-amino-3H-pyrimidin-4-on 2-ethylsulfanyl-6-amino-3H-pyrimidin-4-one 6-Amino-2-ethylthiouracil

Density	1.45g/cm3
Boiling Point	297.2ºC at 760mmHg
Molecular Formula	C₆H₉N₃OS
Molecular Weight	171.22000
Flash Point	133.5ºC
Exact Mass	171.04700
PSA	97.33000
LogP	1.45760
Index of Refraction	1.673

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UW7360000

CHEMICAL NAME :: 4(1H)-Pyrimidinone, 6-amino-2-(ethylthio)-

CAS REGISTRY NUMBER :: 37660-22-3

LAST UPDATED :: 199012

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C6-H9-N3-O-S

MOLECULAR WEIGHT :: 171.24

WISWESSER LINE NOTATION :: T6VN DMJ CS2 EZ

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 :: 200 mg/kg

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

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD691-490

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#02772

HS Code	2933599090

Precursor 0
DownStream 1
77708-90-8

HS Code	2933599090
Summary	2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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