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6,7-Dimethoxyquinazoline-2,4-dione

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6,7-Dimethoxyquinazoline-2,4-dione Basic information

Product Name:
6,7-Dimethoxyquinazoline-2,4-dione
Synonyms:
  • QUINAZOLINDIONE
  • 2,4-Dihydroxy-6,7-dimethoxquinazoline
  • 2,4-DIONE-6,7-DIMETHOXYQUINAZOLINE
  • 2,4-DIHYDROXY-6,7-DIMETHOXYQUINAZOLINE
  • LABOTEST-BB LT00453115
  • 1,2,3,4-TETRAHYDRO-6,7-DIMETHOXYQUINAZOLINE-2,4-DIONE
  • 6,7-DIMETHOXY-(1H,3H)-2,4-QUINAZOLINDIONE
  • 6,7-DIMETHOXY-2,4(1H,3H)-QUINAZOLINEDIONE
CAS:
28888-44-0
MF:
C10H10N2O4
MW:
222.2
EINECS:
249-288-1
Product Categories:
  • Aromatics
  • Heterocycles
  • Building Blocks
  • Heterocyclic Building Blocks
  • Intermediates & Fine Chemicals
  • Pharmaceuticals
  • Quinolines, Quinazolines and derivatives
  • Quinoline&Isoquinoline
  • Doxazosin
  • Quinazolines
Mol File:
28888-44-0.mol
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6,7-Dimethoxyquinazoline-2,4-dione Chemical Properties

Melting point:
>300 °C (lit.)
Boiling point:
363.37°C (rough estimate)
Density 
1.3404 (rough estimate)
refractive index 
1.6300 (estimate)
storage temp. 
2-8°C
solubility 
Aqueous Acid (Sparingly)
pka
10.27±0.20(Predicted)
color 
White to Off-White
Water Solubility 
insoluble
BRN 
204597
CAS DataBase Reference
28888-44-0(CAS DataBase Reference)
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Safety Information

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
26-37/39
WGK Germany 
3
HS Code 
29339990

MSDS

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6,7-Dimethoxyquinazoline-2,4-dione Usage And Synthesis

Chemical Properties

brown powder

Uses

6,7-Dimethoxyquinazoline-2,4-dione (Doxazosin EP Impurity D) is an intermediate in the preparation of Alfuzosin hydrochloride (A532000), an antihypertensive.

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