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2,5-Diamino-4,6-dihydroxy-pyrimidine

CAS No.
40769-69-5
Chemical Name:
2,5-Diamino-4,6-dihydroxy-pyrimidine
Synonyms
AKOS 91522;2,5-Diamino;diaMinopyriMidine-4,6-diol;2,5-DIAMINOPYRIMIDINE-4,6-DIOL;2,5-Diamino-4,6-pyrimidinediol;4,6-Dihydroxy-2,5-diaMinopyriMidine;2,5-DIAMINO-4,6-DIHYDROXYPYRIMIDINE;2,5-DiaMino-4,6-dihydroxy-pyriMidin;2,5-diamino-4-hydroxy-1H-pyrimidin-6-one;2,5-Diamino-6-hydroxypyrimidine-4(3H)-one
CBNumber:
CB8198987
Molecular Formula:
C4H6N4O2
Molecular Weight:
142.12
MDL Number:
MFCD02094729
MOL File:
40769-69-5.mol
MSDS File:
SDS
Last updated:2026-05-28 03:15:20

2,5-Diamino-4,6-dihydroxy-pyrimidine Properties

Melting point 260 C
Density 2.15±0.1 g/cm3(Predicted)
storage temp. under inert gas (nitrogen or Argon) at 2–8 °C
pka 8.52±0.10(Predicted)
CAS DataBase Reference 40769-69-5(CAS DataBase Reference)

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P305+P351+P338
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36

2,5-Diamino-4,6-dihydroxy-pyrimidine price More Price(28)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
AstaTech 60266 2,5-DIAMINO-4,6-DIHYDROXYPYRIMIDINE 97% 40769-69-5 1G $50 2026-04-30 Buy
AstaTech 60266 2,5-DIAMINO-4,6-DIHYDROXYPYRIMIDINE 97% 40769-69-5 5G $150 2026-04-30 Buy
AstaTech 60266 2,5-DIAMINO-4,6-DIHYDROXYPYRIMIDINE 97% 40769-69-5 25G $451 2026-04-30 Buy
Activate Scientific AS49735 2,5-Diaminopyrimidine-4,6-diol 95% 40769-69-5 1g $57 2026-06-04 Buy
Activate Scientific AS49735 2,5-Diaminopyrimidine-4,6-diol 95% 40769-69-5 5g $222 2026-06-04 Buy
Product number Packaging Price Buy
60266 1G $50 Buy
60266 5G $150 Buy
60266 25G $451 Buy
AS49735 1g $57 Buy
AS49735 5g $222 Buy

2,5-Diamino-4,6-dihydroxy-pyrimidine Chemical Properties, Uses, Production

Synthesis

Diethyl malonate (32 g, 0.2 mol), guanidine hydrochloride (9.6 g, 0.1 mol), sodium ethanolate (27.2 g, 0.4 mol), ethanol 150 mL was heated and refluxed, and the solid obtained after the reaction and sodium nitrite (13.8 g, 0.2 mol) were reacted in the presence of a solution of 200 mL of water, 170 mL of ethanol, and 16 mL of acetic acid for 24 hr at 25 C. The solid obtained after the reaction was reacted at reflux for 8 hours in the presence of sodium dithionite (43.5 g, 0.25 mol) and water 200 mL to obtain 2,5-diamino-4,6-dihydroxypyrimidine in 48% yield.

2,5-Diamino-4,6-dihydroxy-pyrimidine Preparation Products And Raw materials

Global Suppliers ( 156)
Supplier Tel Email Country ProdList Advantage
Capot Chemical Co., Ltd +86 (0) 571 85 58 67 18 China 18187 66
Adamas Reagent, Ltd. 400-6009262 15618770481 yhx@titansci.com China 14098 59
Shanghai Longsheng chemical Co.,Ltd. 58099637 13585536065 sales@shlschem.com China 9880 59
Nanjing Chemlin Chemical Co., Ltd 025-83697070 13770331960 info@chemlin.com.cn China 16306 64
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202 13764082696 info@hanhongsci.com China 42917 64
Syntechem Co.,Ltd info@syntechem.com China 12973 57
Shanghai Yolne Chemical Co., Ltd. 021-62960152 934678158@qq.com China 9886 55
Huainan Kedi Chemical Factory 0554-2106669 sales1@kedichem.com China 4914 55
Chengdu HuaXia Chemical Reagent Co. Ltd 400-1166-196 13458535857 cdhxsj@163.com China 13323 58
Shanghai Aspire Biological Technology Co., Ltd. 021-61317773 sales@aspirebio.com China 2880 58

View Latest Price from 2,5-Diamino-4,6-dihydroxy-pyrimidine manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
2,5-Diamino-4,6-dihydroxy-pyrimidine  pictures 2026-08-20 2,5-Diamino-4,6-dihydroxy-pyrimidine
40769-69-5
$1.10 1g 99.00% 100 Tons Min Dideu Industries Group Limited
	2,5-Diamino-4,6-dihydroxy-pyrimidine pictures 2019-09-03 2,5-Diamino-4,6-dihydroxy-pyrimidine
40769-69-5
$7.00 1KG 99% Career Henan Chemical Co
2,5-DIAMINO-4,6-DIHYDROXYPYRIMIDINE HYDROCHLORIDE HYDRATE 2,5-DIAMINO-4,6-DIHYDROXYPYRIMIDINE AKOS 91522 2,5-Diamino-4,6-dihydroxypyrimidine HCl monohydrate 2,5-DIAMINOPYRIMIDINE-4,6-DIOL 2,5-Diamino-4,6-dihydroxy pyrimidine HCI. (DADHP HCl) 2,5-Diamino-4,6-pyrimidinediol 2,5-Diamino-6-hydroxypyrimidine-4(3H)-one 2,5-Diamino-4,6-dihydroxypyrimidine hydrochlorde monohydrate 4,6-Dihydroxy-2,5-diaMinopyriMidine diaMinopyriMidine-4,6-diol 2,5-DiaMino-4,6-dihydroxy-pyriMidin 2,5-Diamino 4(3H)-Pyrimidinone, 2,5-diamino-6-hydroxy- 2,5-Diamino-4,6-dihydroxy-pyrimidine ISO 9001:2015 REACH 2,5-diamino-4-hydroxy-1H-pyrimidin-6-one 40769-69-5 40769-58-1 C4H9ClN4O3 C4H6N4O2xHClxH2O APIs & Intermediate Pyrimidine Starting Raw Materials & Intermediates