ChemicalBook > CAS DataBase List > 5,6-Diamino-1,3-dimethyluracil hydrate

5,6-Diamino-1,3-dimethyluracil hydrate

Product Name: 5,6-Diamino-1,3-dimethyluracil hydrate
CAS No.: 5440-00-6
Chemical Name: 5,6-Diamino-1,3-dimethyluracil hydrate
Synonyms: 5,6-DIAMINO-1,3-DIMETHYLPYRIMIDINE-2,4(1H,3H)-DIONE;NSC 15493;2,4(1H,3H);Doxofylline Impurity 19;Theophylline Impurities 1;5,6-Diamino-1,3-dimethylurea;4,5-DIAMINO-1,3-DIMETHYLURACIL;1,3-DIMETHYL-5,6-DIAMINOURACIL;5,6-DIAMINO-1,3-DIMETHYL URACIL;Uracil, 5,6-diamino-1,3-dimethyl-
CBNumber: CB6155708
Molecular Formula: C6H10N4O2
Formula Weight: 170.17
MOL File: 5440-00-6.mol

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5,6-Diamino-1,3-dimethyluracil hydrate Property

Melting point:: 210-214 °C (dec.)(lit.)
Boiling point:: 243.6±50.0℃ (760 Torr)
Density: 1.350±0.06 g/cm3 (20 ºC 760 Torr)
Flash point:: 101.1±30.1℃
storage temp.: 2-30°C
solubility: DMSO, Methanol
form: Solid
pka: 4.42±0.70(Predicted)
color: Pale Brown
BRN: 157451
EPA Substance Registry System: 2,4(1H,3H)-Pyrimidinedione, 5,6-diamino-1,3-dimethyl- (5440-00-6)

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Safety

WGK Germany: 3
F: 10-34

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: D15901
Product name: 5,6-Diamino-1,3-dimethyluracil hydrate
Purity: technical grade
Packaging: 5g
Price: $123
Updated: 2025/07/31

Sigma-Aldrich

Product number: PHR2584
Product name: 5,6-Diamino-1,3-dimethyluracil
Purity: Pharmaceutical Secondary Standard; Certified Reference Material
Packaging: 100MG
Price: $627
Updated: 2025/07/31

Sigma-Aldrich

Product number: D15901
Product name: 5,6-Diamino-1,3-dimethyluracil hydrate
Purity: technical grade
Packaging: 25g
Price: $427
Updated: 2025/07/31

TRC

Product number: D416290
Product name: 5,6-Diamino-1,3-dimethylUracil
Packaging: 250mg
Price: $115
Updated: 2021/12/16

TRC

Product number: D416290
Product name: 5,6-Diamino-1,3-dimethylUracil
Packaging: 500mg
Price: $185
Updated: 2021/12/16

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5,6-Diamino-1,3-dimethyluracil hydrate Chemical Properties,Usage,Production

Chemical Properties

Pale Brown Solid

Uses

5,6-Diamino-1,3-dimethyl Uracil (cas# 5440-00-6) is a compound useful in organic synthesis.

Uses

Reactant involved in the synthesis of biologically active molecules including:

1H-Imidazol-1-yl substituted 8-phenylxanthines for use as adenosine receptor ligands
Pyrimidinyl purinediones via cyclocondensation
Theophylline derivatives as adenosine receptor antagonists
Pteridine analogs for use as monoamine oxidase B and nitric oxide synthase inhibitors
Fused tricyclic xanthines
Cadmium uraciliminoethylpyridine complexes for use as antiproliferatives against C6 glioma cells

Uses

5,6-Diamino-1,3-dimethyluracil hydrate can be used as reactant involved in the synthesis of biologically active molecules including: 1H-Imidazol-1-yl substituted 8-phenylxanthines for use as adenosine receptor ligands ; Pyrimidinyl purinediones via cyclocondensation ; Theophylline derivatives as adenosine receptor antagonists ; Pteridine analogs for use as monoamine oxidase B and nitric oxide synthase inhibitors ; Fused tricyclic xanthines and Cadmium uraciliminoethylpyridine complexes for use as antiproliferatives against C6 glioma cells6.

Purification Methods

It recrystallises from EtOH. The hydrochloride has m 310o (from MeOH), and the perchlorate has m 246-248o. [UV: Bredereck et al. Chem Ber 92 583 1959, Taylor et al. J Am Chem Soc 77 2243 1955, Beilstein 25 III/IV 4133.]

5,6-Diamino-1,3-dimethyluracil hydrate Preparation Products And Raw materials

Raw materials

Cyanoacetic acid

Preparation Products

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View Lastest Price from 5,6-Diamino-1,3-dimethyluracil hydrate manufacturers

Shaanxi Dideu New Materials Co. Ltd

Product: 5,6-Diamino-1,3-dimethyluracil hydrate 5440-00-6
Price: US $0.00/kg
Min. Order: 1kg
Purity: 99%
Supply Ability: 10000KGS
Release date: 2025-04-02

Shaanxi Dideu Medichem Co. Ltd

Product: 5,6-DiaMino-1,3-diMethyl Uracil 5440-00-6
Price: US $1.00/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: 20T
Release date: 2020-05-14

Career Henan Chemical Co

Product: 2,4(1H,3H)-Pyrimidinedione,5,6-diamino-1,3-dimethyl- 5440-00-6
Price: US $1.00/KG
Min. Order: 1KG
Purity: 98%
Supply Ability: 200kgs
Release date: 2020-01-09

5440-00-6, 5,6-Diamino-1,3-dimethyluracil hydrateRelated Search:

6-(HYDROXYMETHYL)URACIL 2,4-Dihydroxypyrimidine-5-carboxylic acid 2-(2-chloropyriMidin-5-yl)propan-2-ol dihydro-6-imino-1,3-dimethyl-3H-pyrimidine-2,4,5-trione 5-oxime (E)-5-(2-BROMOVINYL)URACIL 5-CARBOXYCYTOSINE OROTIC ACID MONOHYDRATE dihydro-6-imino-1,3-dimethyluracil 6-FORMYL-URACIL MONOHYDRATE Pyrimidine, 4-(chloromethyl)-2,6-dimethoxy- Tetrahydrofuryluracil Pyrimidine, 5-chloro-4-(chloromethyl)-2,6-dimethoxy- 1,3-Dimethyluric acid 6-AMINO-1,3-DIMETHYL-5-NITROSOURACIL 1,3,7-TRIMETHYLURIC ACID TETRAMETHYLURIC ACID 5,6-Diamino-1,3-dimethyluracil hydrate 1,3-Dimethylurea

2,4(1H,3H)-Pyrimidinedione, 5,6-diamino-1,3-dimethyl-

5,6-DiaMino-1,3-diMethyluracil hydrate technical grade

5,6-Diamino-1,3-dimethylurea

2,4(1H,3H)

5,6-DIAMINO-1,3-DIMETHYLURACIL HYDRATE

3h)-pyrimidinedione,5,6-diamino-1,3-dimethyl-4(1h

5,6-Diamino-1,3-dimethyl-2,4(1H,3H)-pyrimidinedione

Uracil, 5,6-diamino-1,3-dimethyl-

4,5-DIAMINO-1,3-DIMETHYLURACIL

5,6-DIAMINO-1,3-DIMETHYLPYRIMIDINE-2,4(1H,3H)-DIONE

5,6-DIAMINO-1,3-DIMETHYL URACIL

4,5-DiaMino-1,3-diMethylpyriMidine-2,6-dione

1,3-DIMETHYL-5,6-DIAMINOURACIL

1,3-Dimethyl-5,6-diamino-1,2,3,4-tetrahydropyrimidine-2,4-dione

1,3-Dimethyl-5,6-diaminopyrimidine-2,4(1H,3H)-dione

5,6-bis(azanyl)-1,3-dimethyl-pyrimidine-2,4-dione

5,6-diamino-1,3-dimethylpyrimidine-2,4-dione

5,6-diamino-1,3-dimethyl-pyrimidine-2,4-quinone

4,5-Diamino-1,3-dimethyl-2,6-dioxotetrahydropyrimidine

NSC 15493

5,6-diamino-1,3-dimethyl-1,2,3,4-tetrahydropyrimidine-2,4-dione

5,6-Diamino-1,3-dimethyluracil (theophylline impurity)

Doxofylline Impurity 19

Theophylline Impurities 1

5,6-Diamino-1,3-dimethyluracil 1-hydrate

5440-00-6

C6H10N4O2H2O

C6H10N4O2xH2O

Heterocyclic Building Blocks

Pyrimidines

Building Blocks

Nucleotides and Nucleosides

5-FOA

Bases & Related Reagents

Nucleotides

Building Blocks

C6 to C8

Chemical Synthesis

Heterocyclic Building Blocks

Pyrimidines