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ChemicalBook >> CAS DataBase List >> 2,4-Diamino-6-hydroxypyrimidine

2,4-Diamino-6-hydroxypyrimidine

2,4-Diamino-6-hydroxypyrimidine price.
  • $5 - $2000
  • Product name: 2,4-Diamino-6-hydroxypyrimidine
  • CAS: 56-06-4
  • MF: C4H6N4O
  • MW: 126.12
  • EINECS:200-254-4
  • MDL Number:MFCD00006098
  • Synonyms:2,4-Diamino-6-hydroxypyrimidine,96%;TIMTEC-BB SBB004252;2,4-DIAMINOPYRIMIDIN-6-OL;2,4-DIAMINO-6-HYDROXYPYRIMIDINE;2,4-DIAMINO-6-PYRIMIDINOL;2,4-DIAMINO-6(1H)-PYRIMIDINONE;2,6-DIAMINO-4-PYRIMIDINONE;2,6-DIAMINO-4(1H)-PYRIMIDINONE
82 prices
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Brand
  • aablocks
  • Activate Scientific
  • AHH
  • AK Scientific
  • Ambeed
  • American Custom Chemicals Corporation
  • ApexBio Technology
  • Apolloscientific
  • Biosynth
  • Cayman Chemical
  • Chemenu
  • Chem-Impex
  • ChemScene
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  • Frontier Specialty Chemicals
  • Matrix Scientific
  • Medical Isotopes, Inc.
  • SynChem
  • SynQuest Laboratories
  • TCI Chemical
  • Thermo Scientific Chemicals
  • Tocris
  • TRC
  • Usbiological
Package
  • 1mg
  • 10mM(in1mLDMSO)
  • 10mM(in 1mL DMSO)
  • 5mg
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  • 2Kg
  • Manufactureraablocks
  • Product numberAA00I9WW
  • Product description2,4-Diamino-6-Hydroxypyrimidine ≥97%
  • Packaging5g
  • Price$10
  • Updated2026-05-29
  • Buy
  • Manufactureraablocks
  • Product numberAA00I9WW
  • Product description2,4-Diamino-6-Hydroxypyrimidine 97%
  • Packaging5mg
  • Price$10
  • Updated2026-05-29
  • Buy
  • Manufactureraablocks
  • Product numberAA00I9WW
  • Product description2,4-Diamino-6-Hydroxypyrimidine 97%
  • Packaging100g
  • Price$11
  • Updated2026-05-29
  • Buy
  • Manufactureraablocks
  • Product numberAA00I9WW
  • Product description2,4-Diamino-6-Hydroxypyrimidine 97%
  • Packaging1mg
  • Price$8
  • Updated2026-05-29
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  • Manufactureraablocks
  • Product numberAA00I9WW
  • Product description2,4-Diamino-6-Hydroxypyrimidine 97%
  • Packaging1000g
  • Price$87
  • Updated2026-05-29
  • Buy
  • ManufacturerActivate Scientific
  • Product numberAS33438
  • Product description2,4-Diamino-6-hydroxypyrimidine 97%
  • Packaging25g
  • Price$20
  • Updated2026-06-04
  • Buy
  • ManufacturerActivate Scientific
  • Product numberAS33438
  • Product description2,4-Diamino-6-hydroxypyrimidine 97%
  • Packaging100g
  • Price$32
  • Updated2026-06-04
  • Buy
  • ManufacturerAHH
  • Product numberMT-07792
  • Product description2,4-Diamino-6-hydroxypyrimidiine 98%
  • Packaging1000g
  • Price$218
  • Updated2021-12-16
  • Buy
  • ManufacturerAHH
  • Product numberMT-07792
  • Product description2,4-Diamino-6-hydroxypyrimidiine 97%
  • Packaging1000g
  • Price$218
  • Updated2026-05-25
  • Buy
  • ManufacturerAHH
  • Product numberMT-07792
  • Product description2,4-Diamino-6-hydroxypyrimidiine 97%
  • Packaging1000g
  • Price$218
  • Updated2026-05-26
  • Buy
  • ManufacturerAK Scientific
  • Product numberD423
  • Product description2,4-Diamino-6-hydroxypyrimidine
  • Packaging500g
  • Price$222
  • Updated2021-12-16
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  • ManufacturerAK Scientific
  • Product numberD423
  • Product description2,4-Diamino-6-hydroxypyrimidine 98%(HPLC)
  • Packaging1kg
  • Price$119
  • Updated2026-06-04
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  • ManufacturerAK Scientific
  • Product numberJ92611
  • Product description2,4-Diamino-6-hydroxypyrimidine 95%
  • Packaging1kg
  • Price$90
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberD423
  • Product description2,4-Diamino-6-hydroxypyrimidine 98%(HPLC)
  • Packaging500g
  • Price$62
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberD423
  • Product description2,4-Diamino-6-hydroxypyrimidine 98%(HPLC)
  • Packaging100g
  • Price$29
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ92611
  • Product description2,4-Diamino-6-hydroxypyrimidine 95%
  • Packaging500g
  • Price$46
  • Updated2026-06-04
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA00I9WW 2,4-Diamino-6-Hydroxypyrimidine ≥97% 5g $10 2026-05-29 Buy
aablocks AA00I9WW 2,4-Diamino-6-Hydroxypyrimidine 97% 5mg $10 2026-05-29 Buy
aablocks AA00I9WW 2,4-Diamino-6-Hydroxypyrimidine 97% 100g $11 2026-05-29 Buy
aablocks AA00I9WW 2,4-Diamino-6-Hydroxypyrimidine 97% 1mg $8 2026-05-29 Buy
aablocks AA00I9WW 2,4-Diamino-6-Hydroxypyrimidine 97% 1000g $87 2026-05-29 Buy
Activate Scientific AS33438 2,4-Diamino-6-hydroxypyrimidine 97% 25g $20 2026-06-04 Buy
Activate Scientific AS33438 2,4-Diamino-6-hydroxypyrimidine 97% 100g $32 2026-06-04 Buy
AHH MT-07792 2,4-Diamino-6-hydroxypyrimidiine 98% 1000g $218 2021-12-16 Buy
AHH MT-07792 2,4-Diamino-6-hydroxypyrimidiine 97% 1000g $218 2026-05-25 Buy
AHH MT-07792 2,4-Diamino-6-hydroxypyrimidiine 97% 1000g $218 2026-05-26 Buy
AK Scientific D423 2,4-Diamino-6-hydroxypyrimidine 500g $222 2021-12-16 Buy
AK Scientific D423 2,4-Diamino-6-hydroxypyrimidine 98%(HPLC) 1kg $119 2026-06-04 Buy
AK Scientific J92611 2,4-Diamino-6-hydroxypyrimidine 95% 1kg $90 2026-06-04 Buy
AK Scientific D423 2,4-Diamino-6-hydroxypyrimidine 98%(HPLC) 500g $62 2026-06-04 Buy
AK Scientific D423 2,4-Diamino-6-hydroxypyrimidine 98%(HPLC) 100g $29 2026-06-04 Buy
AK Scientific J92611 2,4-Diamino-6-hydroxypyrimidine 95% 500g $46 2026-06-04 Buy

Properties

Melting point :285-286 °C (dec.) (lit.)
Boiling point :234.22°C (rough estimate)
Density :1.3659 (rough estimate)
refractive index :1.7990 (estimate)
storage temp. :Keep in dark place,Inert atmosphere,Room temperature
solubility :DMSO (Slightly), Methanol (Slightly)
pka :10.61±0.50(Predicted)
form :Fine Crystalline Powder
color :White to cream
Sensitive :Light Sensitive
Merck :14,2981
BRN :125006
InChIKey :SWELIMKTDYHAOY-UHFFFAOYSA-N
CAS DataBase Reference :56-06-4(CAS DataBase Reference)
NIST Chemistry Reference :4(1H)-pyrimidinone, 2,6-diamino-(56-06-4)
EPA Substance Registry System :2,6-Diamino-4(1H)-pyrimidinone (56-06-4)

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
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
Precautionary statements:
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P280 Wear protective gloves/protective clothing/eye protection/face protection.

Description

2,4-Diamino-6-hydroxypyrimidine (DAHP) is a selective, specific inhibitor of GTP cyclohydrolase I, the rate limiting step for de novo pterin synthesis. In HUVEC cells, the IC50 for inhibition of BH4 biosynthesis is about 0.3 mM. DAHP can be used to effectively block NO production in several cell types.

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