2-methylthieno[2,3-d]pyrimidin-4(3H)-one

Product Name: 2-methylthieno[2,3-d]pyrimidin-4(3H)-one
CAS No.: 21582-51-4
Chemical Name: 2-methylthieno[2,3-d]pyrimidin-4(3H)-one
Synonyms: 2-methylthieno[3,2-d]pyrimidin-4-ol;2-methylthieno[2,3-d]pyrimidin-4-ol;2-METHYL THIENO[2,3-d]PYRIMIDINE-4-OL;2-methylthieno[2,3-d]pyrimidin-4(3H)-one;2-Methyl-3H-thieno[2,3-d]pyrimidin-4-one;Thieno[2,3-d]pyrimidin-4(1H)-one, 2-methyl-;2-Methyl-3,4-dihydro-4-oxothieno[2,3-d]pyrimidine;2-Methyl-3,4-dihydro-4-oxothieno[2,3-d]pyrimidine;2-methylthieno[2,3-d]pyrimidin-4(3H)-one(SALTDATA: FREE);2-methylthieno[2,3-d]pyrimidin-4(3H)-one ISO 9001：2015 REACH
CBNumber: CB51079569
Molecular Formula: C7H6N2OS
Formula Weight: 166.2
MOL File: 21582-51-4.mol

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2-methylthieno[2,3-d]pyrimidin-4(3H)-one Property

Melting point:: 204-206℃
Density: 1.53
storage temp.: Storage temp. 2-8°C
form: solid
Appearance: Off-white to gray Solid
InChI: InChI=1S/C7H6N2OS/c1-4-8-6(10)5-2-3-11-7(5)9-4/h2-3H,1H3,(H,8,9,10)
InChIKey: YAGLWUMMXGHFDI-UHFFFAOYSA-N
SMILES: C1(C)=NC(=O)C2C=CSC=2N1

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Safety

Hazard Codes: Xn
Risk Statements: 22
WGK Germany: WGK 3
HS Code: 2934999090
Storage Class: 11 - Combustible Solids
Hazard Classifications: Acute Tox. 4 Oral

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H302Harmful if swallowed

Precautionary statements

P280Wear protective gloves/protective clothing/eye protection/face protection.

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

Sigma-Aldrich

Product number: JRD0266
Product name: 2-Methyl-3,4-dihydro-4-oxothieno[2,3-d]pyrimidine
Purity: Aldrich
Packaging: 1g
Price: $427
Updated: 2025/07/31

TRC

Product number: M331653
Product name: 2-Methylthieno[2,3-d]pyrimidin-4(3H)-one
Packaging: 50mg
Price: $45
Updated: 2021/12/16

TRC

Product number: M331653
Product name: 2-Methylthieno[2,3-d]pyrimidin-4(3H)-one
Packaging: 100mg
Price: $60
Updated: 2021/12/16

AK Scientific

Product number: 0974AB
Product name: 2-Methylthieno[2,3-d]pyrimidin-4-ol
Packaging: 1g
Price: $802
Updated: 2021/12/16

SynQuest Laboratories

Product number: 8H66-1-9R
Product name: 2-Methylthieno[2,3-d]pyrimidin-4(3H)-one
Packaging: 1g
Price: $1232
Updated: 2021/12/16

2-methylthieno[2,3-d]pyrimidin-4(3H)-one Preparation Products And Raw materials

Raw materials

Preparation Products

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2-methylthieno[2,3-d]pyrimidin-4(3H)-one Suppliers

China 40 India 1 Switzerland 2 United Kingdom 1 United States 8 Global 52

Yancheng Orgunion Pharmaceutical Sci & Tech Co., Ltd.

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J & K SCIENTIFIC LTD.

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Shanghai Yuanding Chem. Sci. & Tech. Co., Ltd.

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Shanghai Chaolan Chemical Technology Center

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Amadis Chemical Company Limited

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View Lastest Price from 2-methylthieno[2,3-d]pyrimidin-4(3H)-one manufacturers

Dideu Industries Group Limited

Product: 2-methylthieno[2,3-d]pyrimidin-4(3H)-one 21582-51-4
Price: US $1.10/g
Min. Order: 1g
Purity: 99.00%
Supply Ability: 100 Tons Min
Release date: 2021-12-09

21582-51-4, 2-methylthieno[2,3-d]pyrimidin-4(3H)-oneRelated Search:

2-methyl-3,5,6,7-tetrahydro-4H-cyclopenta[4,5]thieno[2,3-d]pyrimidin-4-one 2,5-DIMETHYL-4-OXO-3,4-DIHYDRO-THIENO[2,3-D]PYRIMIDINE-6-CARBOXYLIC ACID ETHYL ESTER 3-AMINO-6-ETHYL-2-METHYLTHIENO[2,3-D]PYRIMIDIN-4(3H)-ONE 3-(4-OXO-3,4,5,6,7,8-HEXAHYDRO-BENZO[4,5]THIENO[2,3-D]PYRIMIDIN-2-YL)-PROPIONIC ACID AKOS 94123 3-(4-OXO-3,5,6,7-TETRAHYDRO-4H-CYCLOPENTA[4,5]THIENO[2,3-D]PYRIMIDIN-2-YL)PROPANOIC ACID 3-AMINO-2,6-DIMETHYL-3H-THIENO[2,3-D]PYRIMIDIN-4-ONE SPECS AH-262/31831062 AKOS 92543

2-methylthieno[2,3-d]pyrimidin-4(3H)-one

2-methylthieno[2,3-d]pyrimidin-4-ol

2-methylthieno[3,2-d]pyrimidin-4-ol

2-methylthieno[2,3-d]pyrimidin-4(3H)-one(SALTDATA: FREE)

2-Methyl-3H-thieno[2,3-d]pyrimidin-4-one

2-Methyl-3,4-dihydro-4-oxothieno[2,3-d]pyrimidine

Thieno[2,3-d]pyrimidin-4(1H)-one, 2-methyl-

2-methylthieno[2,3-d]pyrimidin-4(3H)-one ISO 9001：2015 REACH

2-METHYL THIENO[2,3-d]PYRIMIDINE-4-OL

2-Methyl-3,4-dihydro-4-oxothieno[2,3-<i>d</i>]pyrimidine

21582-51-4