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

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

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

CAS No.: 37538-68-4

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

Synonyms: 2,4-Dihydroxypyrido[3,2-d]pyriMidine;1H-Pyrido[3,2-d]pyrimidine-2,4-dione;1H,3H-Pyrido[3,2-d]pyriMidine-2,4-dione;Pyrido[3,2-d]pyrimidine-2,4(1H,3H)-dione;1H,2H,3H,4H-pyrido[3,2-d]pyriMidine-2,4-dione;1H,3H-pyrido[3,2-d]pyrimidine-2,4-dione - [AC78393]

CBNumber:: CB82398884

Molecular Formula:: C7H5N3O2

Molecular Weight:: 163.13

MDL Number:: MFCD13185173

MOL File:: 37538-68-4.mol

MSDS File:: SDS

Last updated:2026-05-28 03:21:25

Product description	Number	Pack Size	Price
2,4-Dihydroxypyrido[3,2-d]pyrimidine	420265	50mg	$355
2,4-Dihydroxypyrido[3,2-d]pyrimidine	420265	100mg	$475
2,4-Dihydroxypyrido[3,2-d]pyrimidine 95%	OR965167	1g	$218
2,4-Dihydroxypyrido[3,2-d]pyrimidine 95%	OR965167	5g	$653
2,4-Dihydroxypyrido[3,2-d]pyrimidine 95%	OR965167	1g	$218
More product size

Request For Quotation

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

Melting point	320 °C
Density	1.424±0.06 g/cm3(Predicted)
pka	9.27±0.20(Predicted)

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS07
Signal word	Warning
Hazard statements	H302-H315-H319-H332-H335
Precautionary statements	P261-P280-P305+P351+P338
HS Code	2933998090

Pyrido[3,2-d]pyrimidine-2,4(1H,3H)-dione price More Price(41)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Usbiological	420265	2,4-Dihydroxypyrido[3,2-d]pyrimidine	37538-68-4	50mg	$355	2026-06-03	Buy
Usbiological	420265	2,4-Dihydroxypyrido[3,2-d]pyrimidine	37538-68-4	100mg	$475	2026-06-03	Buy
Apolloscientific	OR965167	2,4-Dihydroxypyrido[3,2-d]pyrimidine 95%	37538-68-4	1g	$218	2026-06-04	Buy
Apolloscientific	OR965167	2,4-Dihydroxypyrido[3,2-d]pyrimidine 95%	37538-68-4	5g	$653	2026-06-04	Buy
Apolloscientific	OR965167	2,4-Dihydroxypyrido[3,2-d]pyrimidine 95%	37538-68-4	1g	$218	2026-06-04	Buy

Product number	Packaging	Price	Buy
420265	50mg	$355	Buy
420265	100mg	$475	Buy
OR965167	1g	$218	Buy
OR965167	5g	$653	Buy
OR965167	1g	$218	Buy

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

Uses

2,4-Dihydroxypyrido[3,2-d]pyrimidine is used as a reagent in the synthesis of diaminoquinazolines as antitubercular agents. 2,4-Dihydroxypyrido[3,2-d]pyrimidine may also be used as a potential histamine H4 receptor antagonist.

Synthesis

1462-86-8

57-13-6

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

37538-68-4

(1) 4 g of 3-aminopyridine-2-carboxylic acid (raw material A3) was mixed with 20 g of urea and heated and refluxed at 200°C for 5 h. After the reaction was completed, intermediate B3 was obtained in 27% yield. The reaction equation was as follows:

References

[1] Bioorganic and Medicinal Chemistry Letters, 2013, vol. 23, # 9, p. 2663 - 2670
[2] Patent: CN106083742, 2016, A. Location in patent: Paragraph 0185; 0186; 0187
[3] Journal of the Chemical Society, 1956, p. 1045,1053

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

Raw materials

3-Amino-2-pyridinecarboxylic acid Urea

Preparation Products

Pyrido[3,2-d]pyrimidin-4(1H)-one (9CI) 2,4-Dichloropyrido[3,2-d]pyrimidine

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

Global( 59)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Capot Chemical Co.,Ltd.	+86-（0）57185586718 +86-13336195806	sales@capot.com	China	29640	60
Accela ChemBio Inc.	+1-858-6993322	info@accelachem.com	United States	21193	58
Alchem Pharmtech,Inc.	8485655694	sales@alchempharmtech.com	United States	63687	58
career henan chemical co	+86-0371-86658258 +8613203830695	factory@coreychem.com	China	29792	58
Wuxi Rejoys chemical Technology Co., Ltd.	0510-86103381	sales@rejoyschem.com	CHINA	976	58
Dayang Chem (Hangzhou) Co.,Ltd.	+86-0571-88938639 +8617705817739	info@dycnchem.com	China	52704	58
PT CHEM GROUP LIMITED	+86-85511178;	peter68@ptchemgroup.com	China	35425	58
GIHI CHEMICALS CO.,LIMITED	+86-571-86217390; +8618058761490	info@gihichemicals.com	China	49897	58
Shanghai Scochem Technology Co., Ltd	+86-021-33758897 +86-13701882790	sales@scochem.com	China	1977	58
HANGZHOU LEAP CHEM CO., LTD.	+86-571-87711850	market18@leapchem.com	China	43333	58

Supplier	Advantage
Capot Chemical Co.,Ltd.	60
Accela ChemBio Inc.	58
Alchem Pharmtech,Inc.	58
career henan chemical co	58
Wuxi Rejoys chemical Technology Co., Ltd.	58
Dayang Chem (Hangzhou) Co.,Ltd.	58
PT CHEM GROUP LIMITED	58
GIHI CHEMICALS CO.,LIMITED	58
Shanghai Scochem Technology Co., Ltd	58
HANGZHOU LEAP CHEM CO., LTD.	58

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

Image	Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
	2020-01-15	Pyrido[3,2-d]pyrimidine-2,4(1H,3H)-dione 37538-68-4	$1.00	1KG	99.0%	100kg	Career Henan Chemical Co

Pyrido[3,2-d]pyrimidine-2,4(1H,3H)-dione
37538-68-4
$1.00
99.0%
Career Henan Chemical Co

37538-68-4(Pyrido[3,2-d]pyrimidine-2,4(1H,3H)-dione)Related Search:

pyrido[3,4-b]pyrazin-5-ylmethanamine pyrido[4,3-d]pyrimidin-4-amine Pyrido[4,3-d]pyriMidine-2,4(1H,3H)-dione PYRIDO[3,4-D]PYRIMIDINE-2,4(1H,3H)-DIONE Pyrido[4,3-d]pyrimidine-2,4-diamine

PYRIDO[3,2-D]PYRIMIDIN-4-AMINE Pyrido[3,2-d]pyrimidine-2,4-diamine pyrido[3,4-b]pyrazine-5-carboxylic acid pyrido[3,4-b]pyrazine-5-carbonitrile pyrido[3,4-d]pyrimidine-2,4-diamine

pyrido[3,2-d]pyrimidin-2-amine PYRIDO[2,3-D]PYRIMIDINE-2,4(1H,3H)-DIONE

1of3

Pyrido[3,2-d]pyrimidine-2,4(1H,3H)-dione 1H,2H,3H,4H-pyrido[3,2-d]pyriMidine-2,4-dione 2,4-Dihydroxypyrido[3,2-d]pyriMidine 1H,3H-Pyrido[3,2-d]pyriMidine-2,4-dione 1H-Pyrido[3,2-d]pyrimidine-2,4-dione 1H,3H-pyrido[3,2-d]pyrimidine-2,4-dione - [AC78393] 37538-68-4