ChemicalBook > CAS DataBase List > 4-Hydroxy-5-methyl-2-mercaptopyrimidine

4-Hydroxy-5-methyl-2-mercaptopyrimidine

Product Name
4-Hydroxy-5-methyl-2-mercaptopyrimidine
CAS No.
636-26-0
Chemical Name
4-Hydroxy-5-methyl-2-mercaptopyrimidine
Synonyms
Nsc9377;Thiothymine;2-Thiothymine;2-thio-thymin;Thymine, 2-thio-;5-METHYL-2-THIOURACIL;Uracil, 5-methyl-2-thio-;5-Methyl-2-thiouracil>5-METHYL-2-THIOURACIL 98+%;2-Mercapto-5-MethylpyriMidin-4-ol
CBNumber
CB6108759
Molecular Formula
C5H6N2OS
Formula Weight
142.18
MOL File
636-26-0.mol
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4-Hydroxy-5-methyl-2-mercaptopyrimidine Property

Melting point:
283-286°C
Density 
1.36
refractive index 
1.6430 (estimate)
storage temp. 
Sealed in dry,Room Temperature
form 
powder to crystal
pka
pKa 7.71 (Uncertain)
color 
White to Almost white
Water Solubility 
509mg/L(25 ºC)
BRN 
120488
Stability:
Stable but may be heat or light sensitive. Incompatible with strong oxidizing agents.
CAS DataBase Reference
636-26-0(CAS DataBase Reference)
NIST Chemistry Reference
4(1H)-pyrimidinone, 2,3-dihydro-5-methyl-2-thioxo-(636-26-0)
EPA Substance Registry System
5-Methyl-2-thiouracil (636-26-0)
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Safety

Hazard Codes 
Xi
Risk Statements 
22-40-36/37/38
Safety Statements 
22-36/37-26
RTECS 
XP2108500
HS Code 
2933599590
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

TCI Chemical
Product number
M0994
Product name
5-Methyl-2-thiouracil
Purity
>98.0%(T)
Packaging
10g
Price
$222
Updated
2024/03/01
TCI Chemical
Product number
M0994
Product name
5-Methyl-2-thiouracil
Purity
>98.0%(T)
Packaging
25g
Price
$437
Updated
2024/03/01
Usbiological
Product number
289832
Product name
2-Thiothymine
Packaging
10g
Price
$651
Updated
2021/12/16
TRC
Product number
M257588
Product name
2-Mercapto-5-methylpyrimidin-4-ol
Packaging
100mg
Price
$45
Updated
2021/12/16
AK Scientific
Product number
H504
Product name
5-Methyl-2-thiouracil
Packaging
25g
Price
$71
Updated
2021/12/16
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4-Hydroxy-5-methyl-2-mercaptopyrimidine Chemical Properties,Usage,Production

Chemical Properties

white crystalline powder

General Description

White crystalline solid.

Air & Water Reactions

Insoluble in water.

Reactivity Profile

4-Hydroxy-5-methyl-2-mercaptopyrimidine is heat sensitive and may be light sensitive.

Fire Hazard

Flash point data for 4-Hydroxy-5-methyl-2-mercaptopyrimidine are not available. 4-Hydroxy-5-methyl-2-mercaptopyrimidine is probably combustible.

4-Hydroxy-5-methyl-2-mercaptopyrimidine Preparation Products And Raw materials

Raw materials

Preparation Products

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4-Hydroxy-5-methyl-2-mercaptopyrimidine Suppliers

Nanjing ShengSai Chemical Co., Ltd.
Tel
025-85205967 13951876367
Fax
025-85205967
Email
sales@shengsaichem.com
Country
China
ProdList
670
Advantage
58
Shanghai Xingui Biotechnology Co., Ltd.
Tel
17501653713 17501653715
Email
xingui2022@126.com
Country
China
ProdList
10043
Advantage
58
Shanghai Jiezhen Pharmaceutical Technology Co., Ltd.
Tel
15995055116
Fax
815229059
Email
815229059@qq.com
Country
China
ProdList
90
Advantage
58
Suzhou Tianhong Medicine Chemical Technology Co.,Ltd.
Tel
18949937116
Email
dongye.huaxue@126.com
Country
China
ProdList
38
Advantage
58
J & K SCIENTIFIC LTD.
Tel
010-82848833 400-666-7788
Fax
86-10-82849933
Email
jkinfo@jkchemical.com
Country
China
ProdList
96815
Advantage
76
Meryer (Shanghai) Chemical Technology Co., Ltd.
Tel
4006608290; 18621169109
Fax
86-21-61259102
Email
market03@meryer.com
Country
China
ProdList
40241
Advantage
62
Alfa Aesar
Tel
400-6106006
Fax
021-67582001/03/05
Email
saleschina@alfa-asia.com
Country
China
ProdList
30132
Advantage
84
TAIYUAN RHF CO.,LTD.
Tel
+86 351 7031519
Fax
+86 351 7031519
Email
sales@RHFChem.com
Country
China
ProdList
2341
Advantage
56
TCI (Shanghai) Development Co., Ltd.
Tel
021-67121386
Fax
021-67121385
Email
Sales-CN@TCIchemicals.com
Country
China
ProdList
24539
Advantage
81
Energy Chemical
Tel
021-021-58432009 400-005-6266
Fax
021-58436166
Email
sales8178@energy-chemical.com
Country
China
ProdList
44751
Advantage
61
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View Lastest Price from 4-Hydroxy-5-methyl-2-mercaptopyrimidine manufacturers

Shaanxi Dideu Medichem Co. Ltd
Product
4-Hydroxy-5-methyl-2-mercaptopyrimidine 636-26-0
Price
US $1.00-900.00/KG
Min. Order
1g
Purity
98%
Supply Ability
50ton
Release date
2020-05-15
Dideu Industries Group Limited
Product
4-Hydroxy-5-methyl-2-mercaptopyrimidine 636-26-0
Price
US $1.10/g
Min. Order
1g
Purity
99.00%
Supply Ability
100 Tons Min
Release date
2021-12-06
Career Henan Chemical Co
Product
4-Hydroxy-5-methyl-2-mercaptopyrimidine 636-26-0
Price
US $6.68/KG
Min. Order
1KG
Purity
97%-99%
Supply Ability
1kg-1000kg
Release date
2020-01-10

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