2,4-Diamino-6-hydroxypyrimidine - ≥98%(HPLC) , CAS No.56-06-4

CAS: 56-06-4 Cat. No.: D155148 Molecular Weight: 126.12 Beilstein Registry Number: 24469 EC Number: 200-254-4
AVAILABLE TO ORDER
GRADE & PURITY ≥98%(HPLC)
Synonyms
2,6-Diaminopyrimidin-4(1H)-one | 2,4-diamino-6(1H)-pyrimidone | MLS002153230 | NCGC00015387-06 | NCGC00024607-02 | NSC 680818 | Tox21_113576_1 | 2,4-DAHP | 2,4-Diamino-6-pyrimidone | 2,6-diaminopyrimidin-4(3H)-one | AKOS002676346 | HMS2234I21 | 2,6-Diamin
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5g
D155148-5g
3

$9.90

$14.90
Save $5.00 (33.56%)
25g
D155148-25g
2

$11.90

$17.90
Save $6.00 (33.52%)
100g
D155148-100g
5

$20.90

$31.90
Save $11.00 (34.48%)
500g
D155148-500g
1

$65.90

$98.90
Save $33.00 (33.37%)
Enter a quantity for the sizes you want to add.
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Why this grade

≥98%(HPLC) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 2 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
2, 6-Diaminopyrimidin-4(1H)-one | 2, 4-diamino-6(1H)-pyrimidone | MLS002153230 | NCGC00015387-06 | NCGC00024607-02 | NSC 680818 | Tox21_113576_1 | 2, 4-DAHP | 2, 4-Diamino-6-pyrimidone | 2, 6-diaminopyrimidin-4(3H)-one | AKOS002676346 | HMS2234I21 | 2, 6-Diamin
Specifications & Purity
≥98%(HPLC)
Storage
Room temperature
Shipped In
Normal
Action Type
INHIBITOR
Purity
≥98%(HPLC)
Names and Identifiers
Pubchem Sid488202851
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488202851
Canonical SmilesC1=C(N=C(NC1=O)N)N
IUPAC Name2,4-diamino-1H-pyrimidin-6-one
InChIKeySWELIMKTDYHAOY-UHFFFAOYSA-N
INCHI1S/C4H6N4O/c5-2-1-3(9)8-4(6)7-2/h1H,(H5,5,6,7,8,9)
Isomeric SMILES C1=C(N=C(NC1=O)N)N
Alternate CAS 100643-27-4
Molecular Weight 126.12
Beilstein 24469
Reaxy-Rn 125006
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=125006&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassDiazines
SubclassPyrimidines and pyrimidine derivatives
Intermediate Tree Nodes Not available
Direct ParentPyrimidones
Alternative Parents Aminopyrimidines and derivatives  Hydropyrimidines  Vinylogous amides  Heteroaromatic compounds  Azacyclic compounds  Primary amines  Organopnictogen compounds  Organooxygen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Aminopyrimidine - Pyrimidone - Hydropyrimidine - Vinylogous amide - Heteroaromatic compound - Azacycle - Amine - Hydrocarbon derivative - Organic oxide - Organopnictogen compound - Primary amine - Organooxygen compound - Organonitrogen compound - Organic oxygen compound - Organic nitrogen compound - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as pyrimidones. These are compounds that contain a pyrimidine ring, which bears a ketone. Pyrimidine is a 6-membered ring consisting of four carbon atoms and two nitrogen centers at the 1- and 3- ring positions.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
ALOX5 Tclin Arachidonate 5-lipoxygenase (6568 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TYR Tclin Tyrosinase (717 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
MMP3 Tchem Matrix metalloproteinase 3 (3433 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
MMP8 Tchem Matrix metalloproteinase 8 (1942 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CYP2D6 Tclin Cytochrome P450 2D6 (33882 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CYP1A2 Tchem Cytochrome P450 1A2 (26471 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CYP2C9 Tchem Cytochrome P450 2C9 (32119 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CYP2C19 Tchem Cytochrome P450 2C19 (29246 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
MMP1 Tchem Matrix metalloproteinase-1 (7046 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CYP3A4 Tclin Cytochrome P450 3A4 (53859 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TDP1 Tchem Tyrosyl-DNA phosphodiesterase 1 (345557 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
ampC Beta-lactamase AmpC (62480 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Nos2 Nitric oxide synthase, inducible (3573 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mmp2 Matrix metalloproteinase-2 (12 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mmp9 Matrix metalloproteinase 9 (38 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Saccharomyces cerevisiae (19171 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
lef Anthrax lethal factor (7585 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
pfk 6-phospho-1-fructokinase (7870 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Txnrd1 Thioredoxin reductase 1, cytoplasmic (45279 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

15 results found

Lot NumberCertificate TypeDateItem
K2118393Certificate of AnalysisSep 04, 2025 D155148
K2118394Certificate of AnalysisSep 04, 2025 D155148
K2118458Certificate of AnalysisSep 04, 2025 D155148
L2021081Certificate of AnalysisOct 12, 2024 D155148
D2521077Certificate of AnalysisJul 01, 2024 D155148
D2527481Certificate of AnalysisJul 01, 2024 D155148
G2426605Certificate of AnalysisJun 27, 2024 D155148
L2420581Certificate of AnalysisJun 27, 2024 D155148
L2420601Certificate of AnalysisJun 27, 2024 D155148
I1905032Certificate of AnalysisJun 09, 2023 D155148
F1921219Certificate of AnalysisApr 12, 2023 D155148
B2317243Certificate of AnalysisSep 01, 2021 D155148
J2307043Certificate of AnalysisSep 01, 2021 D155148
J2307045Certificate of AnalysisSep 01, 2021 D155148
J2307047Certificate of AnalysisSep 01, 2021 D155148

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Chemical and Physical Properties
Sensitivitylight sensitive
Melt Point(°C)285-286°C
Molecular Weight126.120 g/mol
XLogP3-1.800
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count3
Rotatable Bond Count0
Exact Mass126.054 Da
Monoisotopic Mass126.054 Da
Topological Polar Surface Area93.500 Ų
Heavy Atom Count9
Formal Charge0
Complexity205.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Citations of This Product
References
1. Linquan Dai, Bo Feng, Mengyan Tang, Yuangan Chen.  (2024)  Effect and mechanism of environmentally friendly depressant 2, 4-Diamino-6-hydroxypyrimidine in separation of chalcopyrite and molybdenite.  PROCESS SAFETY AND ENVIRONMENTAL PROTECTION,      [PMID:] [10.1016/j.psep.2024.05.034]
2. Yubin Zhang, Ling Zhang, Yuhong Bian, Jian Yu, Yanchao Xu, Zhiwei Shu, Sunpeng Shan, Yang Jiao, Jianrong Chen.  (2024)  Innovative modification of cyclodextrin metal-organic frameworks for enhanced adsorption in wastewater treatment.  Journal of Environmental Chemical Engineering,      [PMID:] [10.1016/j.jece.2024.113312]
Solution Calculators
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