Product Name

  • Name

    6-Amino-1-methyluracil

  • EINECS 219-422-3
  • CAS No. 2434-53-9
  • Article Data41
  • CAS DataBase
  • Density 1.339 g/cm3
  • Solubility
  • Melting Point 300 °C
  • Formula C5 H7 N3 O2
  • Boiling Point
  • Molecular Weight 141.129
  • Flash Point
  • Transport Information
  • Appearance almost white to slightly beige crystalline powder
  • Safety S26
  • Risk Codes R22;R36/37/38   
  • Molecular Structure Molecular Structure of 2434-53-9 (6-Amino-1-methyluracil)
  • Hazard Symbols
  • Synonyms 6-Amino-1-methyl-1H-pyrimidine-2,4-dione;2,4(1H,3H)-Pyrimidinedione,6-amino-1-methyl-;Uracil,6-amino-1-methyl- (7CI,8CI);1-Methyl-6-aminouracil;
  • PSA 80.88000
  • LogP -0.76300

6-Amino-1-methyluracil Chemical Properties


IUPAC Name: 6-Amino-1-methylpyrimidine-2,4-dione 
Empirical Formula: C5H7N3O2
Molecular Weight: 141.128 g/mol
EINECS: 219-422-3
Product Categories:  Pyridines, Pyrimidines, Purines and Pteredines; Pyrimidine series; API intermediates; Building Blocks; Heterocyclic Building Blocks; Pyrimidines
Canonical SMILES: CN1C(=CC(=O)NC1=O)N
InChI: InChI=1S/C5H7N3O2/c1-8-3(6)2-4(9)7-5(8)10/h2H,6H2,1H3,(H,7,9,10)
Index of Refraction: 1.548
Molar Refractivity: 33.48 cm3
Molar Volume: 105.3 cm3
Density: 1.339 g/cm3
Melting point: 300 °C
Surface Tension of 6-Amino-1-methyluracil (CAS NO.2434-53-9): 49.2 dyne/cm

6-Amino-1-methyluracil Safety Profile

Hazard Codes: HarmfulXn
Risk Statements: 22-36/37/38 
R22:Harmful if swallowed. 
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
WGK Germany of 6-Amino-1-methyluracil (CAS NO.2434-53-9): 3

6-Amino-1-methyluracil Specification

 6-Amino-1-methyluracil (CAS NO.2434-53-9), it can be called 6-Amino-1-methylpyrimidine-2,4(1H,3H)-dione ; 2,4(1H,3H)-Pyrimidinedione,6-amino-1-methyl- and 1-Methyl-6-aminouracil . It is almost white to slightly beige crystalline powder.

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