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ChemicalBook >> CAS DataBase List >> PYRIDO[3,4-D]PYRIMIDINE-2,4(1H,3H)-DIONE

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

$23 - $3402.63
Product name: PYRIDO[3,4-D]PYRIMIDINE-2,4(1H,3H)-DIONE
CAS: 21038-67-5
MF: C7H5N3O2
MW: 163.13
EINECS:
MDL Number:MFCD07438024
Synonyms:PYRIDO[3,4-D]PYRIMIDINE-2,4(1H,3H)-DIONE;1H,2H,3H,4H-pyrido[2,3-d]pyriMidine-2,4-dione;2,4-Dihydroxypyrido[3,4-d]pyrimidine;1H-pyrido[3,4-d]pyrimidine-2,4-dione;1H,2H,3H,4H-Pyrido[3,4-d]pyrimidine-2,4-dione;Pyrido[3,4-d]pyrimidine-2,4(1h,3h)-dione 95%;Pyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione - [P71315];pyrido[3,4-d]pyriMidine-2,4-diol

Price57 Properties Safety Information Description

57 prices

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aablocks
Abosyn
ACHEMBLOCK
Acints
Advanced Chemicals Intermediat
AK Scientific
American Custom Chemicals Corporation
Apolloscientific
Biosynth
BroadPharm
Chemenu
Crysdot
Matrix Scientific
SynQuest Laboratories
Synthonix
TRC

Package

50mg
100mg
250.00mg
0.25g
250mg
500mg
0.5g
1.00g
1g
5.00g
5g
10g
25g
1000g

Manufactureraablocks
Product numberAA002KOF
Product descriptionPyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione 95%
Packaging25g
Price$1198
Updated2026-05-28
Buy

Manufactureraablocks
Product numberAA002KOF
Product descriptionPyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione 98%
Packaging1g
Price$62
Updated2026-05-28
Buy

Manufactureraablocks
Product numberAA002KOF
Product descriptionPyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione 98%
Packaging250mg
Price$23
Updated2026-05-28
Buy

ManufacturerAbosyn
Product number61-1524
Product descriptionpyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione >95%(Puritymayvarybetweenbatches)
Packaging0.25g
Price$81
Updated2026-05-21
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ManufacturerAbosyn
Product number61-1524
Product descriptionpyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione >95%(Puritymayvarybetweenbatches)
Packaging0.5g
Price$114
Updated2026-05-21
Buy

ManufacturerAbosyn
Product number61-1524
Product descriptionpyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione >95%(Puritymayvarybetweenbatches)
Packaging1g
Price$159
Updated2026-05-21
Buy

ManufacturerAbosyn
Product number61-1524
Product descriptionpyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione 95-98%
Packaging0.25g
Price$300
Updated2021-12-16
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ManufacturerAbosyn
Product number61-1524
Product descriptionpyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione >95%(Puritymayvarybetweenbatches)
Packaging5g
Price$477
Updated2026-05-21
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ManufacturerAbosyn
Product number61-1524
Product descriptionpyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione >95%(Puritymayvarybetweenbatches)
Packaging10g
Price$667
Updated2026-05-21
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ManufacturerAbosyn
Product number61-1524
Product descriptionpyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione >95%(Puritymayvarybetweenbatches)
Packaging25g
Price$1168
Updated2026-05-21
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ManufacturerACHEMBLOCK
Product numberW172395
Product descriptionpyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione 95%
Packaging25G
Price$1495
Updated2026-05-25
Buy

ManufacturerACHEMBLOCK
Product numberW172395
Product descriptionpyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione 95%
Packaging25G
Price$1495
Updated2026-05-27
Buy

ManufacturerACHEMBLOCK
Product numberW172395
Product descriptionpyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione 95%
Packaging5G
Price$500
Updated2026-05-27
Buy

ManufacturerACHEMBLOCK
Product numberW172395
Product descriptionpyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione 95%
Packaging5G
Price$500
Updated2026-05-25
Buy

ManufacturerAcints
Product numberACI-BNW-03131
Product descriptionpyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione 95%
Packaging5g
Price$1060
Updated2026-05-20
Buy

ManufacturerAcints
Product numberACI-BNW-03131
Product descriptionpyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione 95%
Packaging1g
Price$520
Updated2026-05-20
Buy

Manufacturer	Product number	Product description	Packaging	Price	Updated	Buy
aablocks	AA002KOF	Pyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione 95%	25g	$1198	2026-05-28	Buy
aablocks	AA002KOF	Pyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione 98%	1g	$62	2026-05-28	Buy
aablocks	AA002KOF	Pyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione 98%	250mg	$23	2026-05-28	Buy
Abosyn	61-1524	pyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione >95%(Puritymayvarybetweenbatches)	0.25g	$81	2026-05-21	Buy
Abosyn	61-1524	pyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione >95%(Puritymayvarybetweenbatches)	0.5g	$114	2026-05-21	Buy
Abosyn	61-1524	pyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione >95%(Puritymayvarybetweenbatches)	1g	$159	2026-05-21	Buy
Abosyn	61-1524	pyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione 95-98%	0.25g	$300	2021-12-16	Buy
Abosyn	61-1524	pyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione >95%(Puritymayvarybetweenbatches)	5g	$477	2026-05-21	Buy
Abosyn	61-1524	pyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione >95%(Puritymayvarybetweenbatches)	10g	$667	2026-05-21	Buy
Abosyn	61-1524	pyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione >95%(Puritymayvarybetweenbatches)	25g	$1168	2026-05-21	Buy
ACHEMBLOCK	W172395	pyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione 95%	25G	$1495	2026-05-25	Buy
ACHEMBLOCK	W172395	pyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione 95%	25G	$1495	2026-05-27	Buy
ACHEMBLOCK	W172395	pyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione 95%	5G	$500	2026-05-27	Buy
ACHEMBLOCK	W172395	pyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione 95%	5G	$500	2026-05-25	Buy
Acints	ACI-BNW-03131	pyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione 95%	5g	$1060	2026-05-20	Buy
Acints	ACI-BNW-03131	pyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione 95%	1g	$520	2026-05-20	Buy

Next Last

Properties

Melting point :>320 °C
Density :1.424±0.06 g/cm3(Predicted)
storage temp. :Sealed in dry,Room Temperature
pka :9.01±0.20(Predicted)
Appearance :Off-white to gray Solid

Safety Information

Symbol(GHS):

Signal word:

Warning

Hazard statements:

Code	Hazard statements	Hazard class	Category	Signal word	P-Codes
H302	Harmful if swallowed	Acute toxicity,oral	Category 4	Warning	P264, P270, P301+P312, P330, P501
H315	Causes skin irritation	Skin corrosion/irritation	Category 2	Warning	P264, P280, P302+P352, P321,P332+P313, P362
H319	Causes serious eye irritation	Serious eye damage/eye irritation	Category 2A	Warning	P264, P280, P305+P351+P338,P337+P313P
H332	Harmful if inhaled	Acute toxicity,inhalation	Category 4	Warning	P261, P271, P304+P340, P312
H335	May cause respiratory irritation	Specific target organ toxicity, single exposure;Respiratory tract irritation	Category 3	Warning

Precautionary statements:

P261	Avoid breathing dust/fume/gas/mist/vapours/spray.
P280	Wear protective gloves/protective clothing/eye protection/face protection.
P305+P351+P338	IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

More related product prices

PYRROLO[1,2-A]QUINOXALIN-4(5H)-ONE PYRIDO[2,3-D]PYRIMIDINE-2,4(1H,3H)-DIONE Pyrido[4,3-d]pyriMidine-2,4(1H,3H)-dione Pyrido[3,2-d]pyrimidine-2,4(1H,3H)-dione PYRIDO[2,3-D]PYRIMIDIN-4(1H)-ONE Pyrido[2,3-b]pyrazin-6(5H)-one

Suppliers and manufacturers

career henan chemical co

$3.00
PYRIDO[3,4-D]PYRIMIDINE-2,4(1H,3H)-DIONE CAS:21038-67-5

Capot Chemical Co.,Ltd.

Shenzhen Nexconn Pharmatechs Ltd

Alchem Pharmtech,Inc.

Guangzhou Yuheng Pharmaceutical Technology Co., Ltd

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

Properties

Safety Information

Description

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