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Isoxazolo[5,4-d]pyrimidin-4(5H)-one, 3-methyl- (7CI,9CI)

Isoxazolo[5,4-d]pyrimidin-4(5H)-one, 3-methyl- (7CI,9CI) Structure
Isoxazolo[5,4-d]pyrimidin-4(5H)-one, 3-methyl- (7CI,9CI) structure
CAS No.
68571-74-4
Chemical Name:
Isoxazolo[5,4-d]pyrimidin-4(5H)-one, 3-methyl- (7CI,9CI)
Synonyms
3-METHYLISOXAZOLO[5,4-D]PYRIMIDIN-4(5H)-ONE;3-Methyl-5H-isoxazolo[5,4-d]pyrimidin-4-one;3-Methylisoxazolo[5,4-d]pyriMidin-4(2H)-one;Isoxazolo[5,4-d]pyrimidin-4(5H)-one, 3-methyl-;Isoxazolo[5,4-d]pyrimidin-4(5H)-one, 3-methyl- (7CI,9CI);3-methylisoxazolo[5,4-d]pyrimidin-4(5H)-one(SALTDATA: FREE)
CBNumber:
CB21063598
Molecular Formula:
C6H5N3O2
Molecular Weight:
151.12
MDL Number:
MFCD14280279
MOL File:
68571-74-4.mol
MSDS File:
SDS
Last updated:2026-05-27 23:54:21
Request For Quotation

Isoxazolo[5,4-d]pyrimidin-4(5H)-one, 3-methyl- (7CI,9CI) Properties

Melting point 219-221 °C(Solv: ethanol (64-17-5))
Boiling point 455.5±33.0 °C(Predicted)
Density 1.69±0.1 g/cm3(Predicted)
pka 9.77±0.20(Predicted)

SAFETY

Risk and Safety Statements

Symbol(GHS)  Skull and Crossbones (GHS06)
GHS06
Signal word  Danger
Hazard statements  H301-H315-H319-H335
Precautionary statements  P261-P301+P310-P305+P351+P338

Isoxazolo[5,4-d]pyrimidin-4(5H)-one, 3-methyl- (7CI,9CI) price More Price(8)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Biosynth TCA57174 Isoxazolo[5,4-d]pyrimidin-4(5H)-one, 3-methyl- 68571-74-4 2.5g $501.5 2026-06-05 Buy
aablocks AA00FD2X 3-Methylisoxazolo[5,4-d]pyrimidin-4(2H)-one 95% 68571-74-4 250mg $74 2026-05-28 Buy
aablocks AA00FD2X 3-Methylisoxazolo[5,4-d]pyrimidin-4(2H)-one 95% 68571-74-4 1g $120 2026-05-28 Buy
Crysdot CD11072503 3-Methylisoxazolo[5,4-d]pyrimidin-4(2H)-one 95+% 68571-74-4 1g $198 2026-05-26 Buy
Crysdot CD11072503 3-Methylisoxazolo[5,4-d]pyrimidin-4(2H)-one 95+% 68571-74-4 5g $595 2026-05-26 Buy
Product number Packaging Price Buy
TCA57174 2.5g $501.5 Buy
AA00FD2X 250mg $74 Buy
AA00FD2X 1g $120 Buy
CD11072503 1g $198 Buy
CD11072503 5g $595 Buy

Isoxazolo[5,4-d]pyrimidin-4(5H)-one, 3-methyl- (7CI,9CI) Chemical Properties, Uses, Production

Isoxazolo[5,4-d]pyrimidin-4(5H)-one, 3-methyl- (7CI,9CI) synthesis

35261-06-4
109-94-4
68571-74-4
Synthesis of Isoxazolo[5,4-d]pyrimidin-4(5H)-one, 3-methyl- (7CI,9CI) from 5-Amino-3-methyl-4-isoxazolecarboxamide and Ethyl formate

Isoxazolo[5,4-d]pyrimidin-4(5H)-one, 3-methyl- (7CI,9CI) Preparation Products And Raw materials

Raw materials

5-Amino-3-methyl-4-isoxazolecarboxamide Ethyl formate Sodium formate

Preparation Products

Isoxazolo[5,4-d]pyrimidin-4(5H)-one, 3-methyl- (7CI,9CI) Suppliers

Global Suppliers ( 17)
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Shanghai ChuangYan Chemical Technology Co., Ltd. 021-11111111 11111111111 546919421@qq.com China 3769 55
Shanghai JingRon Chemical Technology Co., Ltd. 021-60546673 13701861782; kuanga111@sina.com China 882 58
Shanghai QianYan Bio-technology Co., Ltd 02781293128 orders@biochemsafebuy.com China 9904 55
Amadis Chemical Company Limited 571-89925085 sales@amadischem.com China 131885 58
Aikon International Limited 025-58859352 15955137747 sales01@aikonchem.com China 16021 58
Henan Alfachem Co.,Ltd. 0371-55051623 18137891487 3983243027@qq.com China 9971 58
Hefei Hirisun Pharmatech Co., Ltd +8615056975894 shawn@hirisunpharm.com CHINA 9897 58
Shanghai Amico Chemicals Co. LTD 微信 18019252918 18019252918 1454668768@qq.com China 14933 58
Nanjing Shizhou Biology Technology Co.,Ltd 025-85560043 13675144456 sean.lv@synzest.com China 11432 58
Supplier Advantage
J & K SCIENTIFIC LTD. 76
Shanghai ChuangYan Chemical Technology Co., Ltd. 55
Shanghai JingRon Chemical Technology Co., Ltd. 58
Shanghai QianYan Bio-technology Co., Ltd 55
Amadis Chemical Company Limited 58
Aikon International Limited 58
Henan Alfachem Co.,Ltd. 58
Hefei Hirisun Pharmatech Co., Ltd 58
Shanghai Amico Chemicals Co. LTD 58
Nanjing Shizhou Biology Technology Co.,Ltd 58

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3-methylisoxazolo[5,4-d]pyrimidin-4(5H)-one(SALTDATA: FREE) 3-Methylisoxazolo[5,4-d]pyriMidin-4(2H)-one 3-Methyl-5H-isoxazolo[5,4-d]pyrimidin-4-one 3-METHYLISOXAZOLO[5,4-D]PYRIMIDIN-4(5H)-ONE Isoxazolo[5,4-d]pyrimidin-4(5H)-one, 3-methyl- (7CI,9CI) Isoxazolo[5,4-d]pyrimidin-4(5H)-one, 3-methyl- 68571-74-4 OXAZOLE