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(4-Amino-2-(methylthio)pyrimidin-5-yl)methanol

CAS No.
588-36-3
Chemical Name:
(4-Amino-2-(methylthio)pyrimidin-5-yl)methanol
Synonyms
Methioprim;(4-AMINO-2-(METHYLTHIO)PYRIMIDIN-5-YL)ME...;4-AMINO-2-(METHYLTHIO)-5-PYRIMIDINEMETHANOL;5-Pyrimidinemethanol, 4-amino-2-(methylthio)-;4-Amino-2-(methylthio)-5-pyrimidinyl]methanol;(4-Amino-2-(methylthio)pyrimidin-5-yl)methanol;4-AMINO-2-METHYLMERCAPTO-PYRIMIDINE-4-CARBINOL;4-AMINO-5-HYDROXYMETHYL-2-(METHYLTHIO)PYRIMIDINE;(4-AMINO-2-METHYLSULFANYL-PYRIMIDIN-5-YL)-METHANOL;(4-azanyl-2-methylsulfanyl-pyrimidin-5-yl)methanol
CBNumber:
CB3387753
Molecular Formula:
C6H9N3OS
Molecular Weight:
171.22
MDL Number:
MFCD08236793
MOL File:
588-36-3.mol
MSDS File:
SDS
Last updated:2026-09-12 18:52:01

(4-Amino-2-(methylthio)pyrimidin-5-yl)methanol Properties

Melting point 126-127°
Boiling point 408.6±30.0 °C(Predicted)
Density 1.38±0.1 g/cm3(Predicted)
storage temp. under inert gas (nitrogen or Argon) at 2–8 °C
solubility DMSO (Slightly), Methanol (Slightly)
form Solid
pka 13.08±0.10(Predicted)
color Off-White to Pale Yellow
FDA UNII 6213O32QRM

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H332-H335
Precautionary statements  P280-P305+P351+P338-P310
HS Code  29335990

(4-Amino-2-(methylthio)pyrimidin-5-yl)methanol price More Price(37)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Activate Scientific AS17417 4-Amino-2-methylthio-5-pyrimidinemethanol 97% 588-36-3 1g $57 2026-06-04 Buy
Activate Scientific AS17417 4-Amino-2-methylthio-5-pyrimidinemethanol 97% 588-36-3 5g $204 2026-06-04 Buy
Matrix Scientific 071115 (4-Amino-2-(methylthio)pyrimidin-5-yl)methanol 588-36-3 5.00g $1035 2026-05-18 Buy
Synthonix A10636 4-Amino-2-methylthio-5-pyrimidinemethanol 97.0% 588-36-3 1g $34 2026-05-06 Buy
Synthonix A10636 4-Amino-2-methylthio-5-pyrimidinemethanol 97.0% 588-36-3 5g $100 2026-05-06 Buy
Product number Packaging Price Buy
AS17417 1g $57 Buy
AS17417 5g $204 Buy
071115 5.00g $1035 Buy
A10636 1g $34 Buy
A10636 5g $100 Buy

(4-Amino-2-(methylthio)pyrimidin-5-yl)methanol Chemical Properties, Uses, Production

Chemical Properties

(4-AMINO-2-(METHYLTHIO)PYRIMIDIN-5-YL)METHANOL is white cryst powder

Uses

Tumor antagonist in mice.

Uses

(4-AMINO-2-(METHYLTHIO)PYRIMIDIN-5-YL)METHANOL is an intermediate used in the synthesis of Thiamine (T344185). Also, used for the preparation of pyridopyrimidines and naphthyridines as inhibitors of Akt kinase for the treatment of cancer.

Synthesis

ETHYL 4-AMINO-2-(METHYLTHIO)PYRIMIDINE-5-CARBOXYLATE

776-53-4

(4-AMINO-2-(METHYLTHIO)PYRIMIDIN-5-YL)METHANOL

588-36-3

General procedure for the synthesis of 2-(methylthio)-4-aminopyrimidine-5-carboxylic acid from ethyl 2-(methylthio)-4-aminopyrimidine-5-carboxylate: ethyl 4-amino-2-(methylthio)pyrimidine-5-carboxylate (72.3 g, 339 mmol) was dissolved in tetrahydrofuran (THF, 900 mL) and the solution was cooled to 0 °C. A solution of LiAlH4 (2 M in THF, 195 mL, 390 mmol) was added slowly and dropwise over 1 hour. The reaction mixture was kept stirred at 0 °C for 2 h, then allowed to warm slowly to room temperature and continued stirring overnight. Upon completion of the reaction, the mixture was again cooled to 0 °C and water (15 mL), 20% aqueous potassium hydroxide solution (15 mL) and water (30 mL) were carefully added in turn to quench the reaction. The resulting mixture was stirred for 1 hour. Subsequently, it was dried with anhydrous magnesium sulfate (MgSO4), filtered, and the filtrate was concentrated under reduced pressure and finally dried under vacuum to afford the target product 2-methylthio-4-aminopyrimidine-5-methanol (55.85 g, 96% yield). Mass spectrometry (MS) analysis showed m/z: 172.1 ([M + H]+).

References

[1] Journal of Medicinal Chemistry, 2005, vol. 48, # 7, p. 2371 - 2387
[2] Patent: WO2013/134243, 2013, A1. Location in patent: Page/Page column 16
[3] Journal of Medicinal Chemistry, 2015, vol. 58, # 10, p. 4165 - 4179
[4] Patent: WO2014/151682, 2014, A1. Location in patent: Page/Page column 57; 58
[5] Journal of Medicinal Chemistry, 2014, vol. 57, # 3, p. 578 - 599

(4-Amino-2-(methylthio)pyrimidin-5-yl)methanol Preparation Products And Raw materials

Global Suppliers ( 96)
Supplier Tel Email Country ProdList Advantage
Nanbu County Chengxin Technology Co., Ltd. 0838-5675166 15883665058 nbcxkj@126.com China 956 55
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Chemsky (shanghai) International Co.,Ltd 021-50135380 shchemsky@sina.com China 15350 60
China DongFan Chemical Co.,LTD 86-0571-85151182 China 5681 66
Shanghai Sunway Pharmaceutical Technology Co., Ltd 13761987713 hxzheng@sunwaypharm.cn China 8663 57
SynAsst Chemical. 021-60343070 China 12731 55
Shanghai Raise Chemical Technology Co.,Ltd +86-021-50935922 China 7854 55
EnliPharma Technology Co., Ltd 0551-66399836 18955197623 sales@enlipharma.com China 1875 55
CEG Chemical Science&Technology Co., Ltd. Mobile:13665161512 China 1784 58
Taizhou Tongxin Bio-Tech Co., Ltd 0523-86818997 18652728585 sales@allyrise.com China 2986 60

View Latest Price from (4-Amino-2-(methylthio)pyrimidin-5-yl)methanol manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
(4-AMINO-2-(METHYLTHIO)PYRIMIDIN-5-YL)METHANOL  pictures 2026-08-20 (4-AMINO-2-(METHYLTHIO)PYRIMIDIN-5-YL)METHANOL
588-36-3
$1.10 1g 99.00% 100 Tons Min Dideu Industries Group Limited
(4-AMINO-2-(METHYLTHIO)PYRIMIDIN-5-YL)METHANOL pictures 2019-08-09 (4-AMINO-2-(METHYLTHIO)PYRIMIDIN-5-YL)METHANOL
588-36-3
$8.80 1KG 97%-99% 100kg Career Henan Chemical Co

(4-Amino-2-(methylthio)pyrimidin-5-yl)methanol Spectrum

4-AMINO-2-(METHYLTHIO)-5-PYRIMIDINEMETHANOL 4-AMINO-5-HYDROXYMETHYL-2-(METHYLTHIO)PYRIMIDINE Methioprim (4-azanyl-2-methylsulfanyl-pyrimidin-5-yl)methanol (4-AMINO-2-METHYLSULFANYL-PYRIMIDIN-5-YL)-METHANOL 4-AMINO-2-METHYLMERCAPTO-PYRIMIDINE-4-CARBINOL (4-AMINO-2-(METHYLTHIO)PYRIMIDIN-5-YL)ME... 5-Pyrimidinemethanol, 4-amino-2-(methylthio)- (4-AMINO-2-(METHYLTHIO)PYRIMIDIN-5-YL)METHANOL ISO 9001:2015 REACH 4-Amino-2-(methylthio)-5-pyrimidinyl]methanol (4-Amino-2-(methylthio)pyrimidin-5-yl)methanol 588-36-3 Amines Aromatics Heterocycles Sulfur & Selenium Compounds