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ChemicalBook >> CAS DataBase List >>6-ethylthieno[2,3-d]pyrimidin-4(3H)-one

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

6-ethylthieno[2,3-d]pyrimidin-4(3H)-one Structure
6-ethylthieno[2,3-d]pyrimidin-4(3H)-one structure
CAS No.
18593-51-6
Chemical Name:
6-ethylthieno[2,3-d]pyrimidin-4(3H)-one
Synonyms
100294;ST5201001;IDI1_012791;ZERO/008754;BAS 00821708;MLS000029626;SMR000009585;ZINC00051873;A1760/0074713;AG-205/12040018
CBNumber:
CB51893479
Molecular Formula:
C8H8N2OS
Molecular Weight:
180.23
MDL Number:
MFCD00457520
MOL File:
18593-51-6.mol
MSDS File:
SDS
Last updated:2026-05-28 03:20:20
Product description Number Pack Size Price
6-Ethylthieno[2,3-d]pyrimidin-4(3H)-one OTV000901 1 g $276
6-ethyl-3H,4H-thieno[2,3-d]pyrimidin-4-one 98% AA007SPI 100mg $140
6-ethyl-3H,4H-thieno[2,3-d]pyrimidin-4-one 98% AA007SPI 250mg $229
6-ethyl-3H,4H-thieno[2,3-d]pyrimidin-4-one 98% AA007SPI 1g $563
6-ethyl-3H,4H-thieno[2,3-d]pyrimidin-4-one 98% AA007SPI 5g $2008
Request For Quotation

6-ethylthieno[2,3-d]pyrimidin-4(3H)-one Properties

Melting point 195-197 °C(Solv: methanol (67-56-1); N,N-dimethylformamide (68-12-2))
Boiling point 401.5±33.0 °C(Predicted)
Density 1.44±0.1 g/cm3(Predicted)
storage temp. 2-8°C(protect from light)
pka 11.57±0.20(Predicted)
form solid
InChI 1S/C8H8N2OS/c1-2-5-3-6-7(11)9-4-10-8(6)12-5/h3-4H,2H2,1H3,(H,9,10,11)
InChIKey GXZAQJCUXCKYKB-UHFFFAOYSA-N
SMILES O=C1C2=C(SC(CC)=C2)N=CN1
UNSPSC Code 12352200
NACRES NA.21

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302
Precautionary statements  P280-P305+P351+P338
Risk Statements  20/21/22
Safety Statements  3/9-36/37
WGK Germany  WGK 3
HS Code  29335990
Storage Class 11 - Combustible Solids

6-ethylthieno[2,3-d]pyrimidin-4(3H)-one price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich OTV000901 6-Ethylthieno[2,3-d]pyrimidin-4(3H)-one 18593-51-6 1 g $276 2026-04-30 Buy
aablocks AA007SPI 6-ethyl-3H,4H-thieno[2,3-d]pyrimidin-4-one 98% 18593-51-6 100mg $140 2026-05-28 Buy
aablocks AA007SPI 6-ethyl-3H,4H-thieno[2,3-d]pyrimidin-4-one 98% 18593-51-6 250mg $229 2026-05-28 Buy
aablocks AA007SPI 6-ethyl-3H,4H-thieno[2,3-d]pyrimidin-4-one 98% 18593-51-6 1g $563 2026-05-28 Buy
aablocks AA007SPI 6-ethyl-3H,4H-thieno[2,3-d]pyrimidin-4-one 98% 18593-51-6 5g $2008 2026-05-28 Buy
Product number Packaging Price Buy
OTV000901 1 g $276 Buy
AA007SPI 100mg $140 Buy
AA007SPI 250mg $229 Buy
AA007SPI 1g $563 Buy
AA007SPI 5g $2008 Buy

6-ethylthieno[2,3-d]pyrimidin-4(3H)-one Chemical Properties,Uses,Production

Chemical Properties

White solid

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

Raw materials

Sulfur N,N-Dimethylformamide Cyclohexane Triethylamine Butyraldehyde
Ethyl cyanoacetate Formamide

1of2

Preparation Products

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

Global( 30)Suppliers
Supplier Tel Email Country ProdList Advantage
Guangzhou Yuheng Pharmaceutical Technology Co., Ltd 		+8613580539051 joe@yuhengpharm.com CHINA 21142 58
Dayang Chem (Hangzhou) Co.,Ltd. 		+86-0571-88938639 17705817739 info@dycnchem.com China 52704 58
PT CHEM GROUP LIMITED 		+86-85511178; +86-85511178 peter68@ptchemgroup.com China 35425 58
GIHI CHEMICALS CO.,LIMITED 		+86-571-86217390; +8618058761490 info@gihichemicals.com China 49895 58
Chongqing Chemdad Co., Ltd 		+86-023-6139-8061 +86-86-13650506873 sales@chemdad.com China 39927 58
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Wuhan ariel chemical Co., LTD. 18986259541 18986259541 sales@3stc.com China 3911 58
CEG Chemical Science&Technology Co., Ltd. Mobile:13665161512 China 1785 58
Credit Asia Chemical Co., Ltd. +86 (21) 61124340 China 9756 58
Tcichem, Inc. 13918644899 81587635@qq.com China 1994 55
Supplier Advantage
Guangzhou Yuheng Pharmaceutical Technology Co., Ltd 		58
Dayang Chem (Hangzhou) Co.,Ltd. 		58
PT CHEM GROUP LIMITED 		58
GIHI CHEMICALS CO.,LIMITED 		58
Chongqing Chemdad Co., Ltd 		58
J & K SCIENTIFIC LTD. 76
Wuhan ariel chemical Co., LTD. 58
CEG Chemical Science&Technology Co., Ltd. 58
Credit Asia Chemical Co., Ltd. 58
Tcichem, Inc. 55
6-ethylthieno[2,3-d]pyrimidin-4(3H)-one 6-Ethyl-3H-thieno[2,3-d]pyriMidin-4-one 6-ethyl-3H-thieno[3,2-e]pyrimidin-4-one 100294 6-ethyl-3H,4H-thieno[2,3-d]pyrimidin-4-one A1760/0074713 AG-205/12040018 BAS 00821708 ChemDiv2_002305 IDI1_012791 Maybridge3_001404 MLS000029626 SMR000009585 ST5201001 ZERO/008754 ZINC00051873 Thieno[2,3-d]pyrimidin-4(1H)-one, 6-ethyl- 6-Ethylthieno[2,3-d]pyrimidin-4(3H)-one 18593-51-6