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ChemicalBook >> CAS DataBase List >>Pyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione

Pyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione

Pyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione Structure
Pyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione structure
CAS No.
21038-66-4
Chemical Name:
Pyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione
Synonyms
Pyrido[2,3-d]pyrimidine-2,4-diol;1H-PYRIDO[2,3-D]PYRIMIDINE-2,4-DIONE;Pyrido[2,3-d]pyrimidine-2,4(1H,3;Pyrido[2,3-d]pyrimidine-2,4(1H,3H);Pyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione;2,8,10-triazabicyclo[4.4.0]deca-2,4,11-triene-7,9-dione
CBNumber:
CB6449997
Molecular Formula:
C7H5N3O2
Molecular Weight:
163.13
MDL Number:
MFCD08234704
MOL File:
21038-66-4.mol
MSDS File:
SDS
Last updated:2026-09-12 18:54:16
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Pyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione Properties

Melting point 361℃
Density 1.424
storage temp. Sealed in dry,Room Temperature
pka 9.31±0.20(Predicted)
Appearance White to off-white Solid

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H335-H302-H319
Precautionary statements  P264-P280-P305+P351+P338-P337+P313P-P264-P270-P301+P312-P330-P501-P264-P280-P302+P352-P321-P332+P313-P362
Hazard Codes  Xn
Risk Statements  22
HS Code  2933998090

Pyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione price More Price(34)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
AstaTech 60500 1H-PYRIDO[2,3-D]PYRIMIDINE-2,4-DIONE 95% 21038-66-4 1G $48 2026-04-30 Buy
AstaTech 60500 1H-PYRIDO[2,3-D]PYRIMIDINE-2,4-DIONE 95% 21038-66-4 5G $165 2026-04-30 Buy
AstaTech 60500 1H-PYRIDO[2,3-D]PYRIMIDINE-2,4-DIONE 95% 21038-66-4 25G $740 2026-04-30 Buy
Biosynth WAA03866 Pyrido[2,3-d]pyrimidine-2,4(1h,3h)-dione 21038-66-4 5g $295 2026-06-05 Buy
Apolloscientific OR322574 Pyrido[2,3-d]pyrimidine-2,4(1h,3h)-dione 95% 21038-66-4 1g $40 2026-06-04 Buy
Product number Packaging Price Buy
60500 1G $48 Buy
60500 5G $165 Buy
60500 25G $740 Buy
WAA03866 5g $295 Buy
OR322574 1g $40 Buy

Pyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione Chemical Properties, Uses, Production

Uses

Pyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione is used as an inhibitor of mTOR kinase.

Synthesis Reference(s)

Journal of the American Chemical Society, 77, p. 2256, 1955 DOI: 10.1021/ja01613a069

Pyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione Preparation Products And Raw materials

Raw materials

Preparation Products

Pyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione Suppliers

Global Suppliers ( 121)
Supplier Tel Email Country ProdList Advantage
Yangzhou Siyu Chemical Co.,Ltd. 0514-87325867 sales@siyuchem.com China 370 55
PharmaBlock Sciences (Nanjing),Inc. 025-86918202 4000255188 sales@pharmablock.com China 5000 55
Capot Chemical Co., Ltd +86 (0) 571 85 58 67 18 China 18187 66
Beijing Ouhe Technology Co., Ltd 13552068683 13522913783 2355560935@qq.com China 11777 60
Atop-Pharma (Shanghai) Technology Co., Ltd. +86 (21) 5196-9732 China 996 57
Hangzhou Sage Chemical Co., Ltd. +86057186818502 13588463833 info@sagechem.com China 10265 58
Shanghai civi chemical technology co.,Ltd 86-21-34053660 sale@labgogo.com China 9853 52
Shanghai Topbiochem Technology Co., Ltd +86-21-60341587 sales@topbiochem.com China 6166 58
SuZhou ShiYa Biopharmaceuticals, Inc. 86(512)5235 8471 17715136450 sales@shiyabiopharm.com China 4167 58
9ding chemical ( Shanghai) Limited 4009209199 sales@9dingchem.com China 18201 56
Supplier Advantage
Yangzhou Siyu Chemical Co.,Ltd. 55
PharmaBlock Sciences (Nanjing),Inc. 55
Capot Chemical Co., Ltd 66
Beijing Ouhe Technology Co., Ltd 60
Atop-Pharma (Shanghai) Technology Co., Ltd. 57
Hangzhou Sage Chemical Co., Ltd. 58
Shanghai civi chemical technology co.,Ltd 52
Shanghai Topbiochem Technology Co., Ltd 58
SuZhou ShiYa Biopharmaceuticals, Inc. 58
9ding chemical ( Shanghai) Limited 56

View Latest Price from Pyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
PYRIDO[2,3-D]PYRIMIDINE-2,4(1H,3H)-DIONE pictures 2019-07-06 PYRIDO[2,3-D]PYRIMIDINE-2,4(1H,3H)-DIONE
21038-66-4
 $1.00 1kg 98% 200kg Career Henan Chemical Co

Pyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione Spectrum

PYRIDO[2,3-D]PYRIMIDINE-2,4(1H,3H)-DIONE(21038-66-4)1HNMR

21038-66-4 (Pyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione) Related Search:

Pyrrolo[1,2-a]pyrazine Pyrido[2,3-b]pyrazine Pyrido[3,2-d]pyrimidin-4(1H)-one (9CI) Pyrido[2,3-d]pyrimidin-4-amine (9CI) Pyrido[4,3-d]pyriMidine-2,4(1H,3H)-dione
Pyrido[3,4-b]pyrazine (6CI,7CI,8CI,9CI) Pyrido[4,3-d]pyrimidin-5(6H)-one (9CI) pyrido[2,3-b]pyrazin-2(1H)-one Yrido[4,3-d]pyrimidine-6(5H)-carboxylic acid, 2-amino-7,8-dihydro-, 1,1-dimethylethyl ester Pyrido[2,3-d]pyrimidin-4(1H)-one
Pyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione 1,5-Dihydro-4H-pyrrolo[3,2-d]pyrimidin-4-one Pyrrolo[1,2-a]quinoxalin-4(5H)-one TOSLAB 10265 AURORA KA-4988
AURORA KA-5030 AURORA KA-3228 AURORA KA-5039

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Pyrido[2,3-d]pyrimidine-2,4(1H,3 2,8,10-triazabicyclo[4.4.0]deca-2,4,11-triene-7,9-dione Pyrido[2,3-d]pyrimidine-2,4(1H,3H) 1H-PYRIDO[2,3-D]PYRIMIDINE-2,4-DIONE Pyrido[2,3-d]pyrimidine-2,4-diol Pyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione 21038-66-4