2-Chloro-6,7-dimethoxyquinazolin-4-amine

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Chemical Name:2-Chloro-6,7-dimethoxyquinazolin-4-amine
CAS.NO: 23680-84-4
Synonyms:
Ethyl (2R,4S)-4-amino-5-(4-biphenylyl)-2-methylpentanoate hydrochloride (1:1)
(2R,4S)-ethyl 5-([1,1'-biphenyl]-4-yl)-4-amino-2-methylpentanoate hydrochloride
[1,1'-Biphenyl]-4-pentanoic acid, γ-amino-α-methyl-, ethyl ester, (αR,γS)-, hydrochloride (1:1)
 
Molecular Formula: C10H10ClN3O2
Molecular Weight:  239.658
 
Physical and Chemical Properties:
Density:1.391 g/cm3
Boiling point: 374ºC at 760 mmHg
Melting point: 262-268 °C (dec.)(lit.)
Flash point: 180.0±27.9 °C
Refractive index: 1.649
 
Specification:
Appearance: White or off-white flocculent crystallization
Purity:≥99.0%
Loss on drying:≤0.5%
Residue on ignition:≤0.1%
Total impurity:≤0.5%
2,4-dihydroxy-6,7-dimethoxyquinazoline:≤0.1%
2,4-dichlorin-6,7-dimethoxyquinazoline:≤0.1%
Single impurity:≤0.1%
 
 
Packing:
 25kg  cardboard drum or according to customer specified requirements
Storage:Stored in a cool and dry well-closed container. Keep away from moisture and strong light/heat.
Application:Intermediates of Prazosin hydrochloride CAS:19237-84-4.

2-Chloro-6,7-dimethoxyquinazolin-4-amine


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