Terazosin Impurity15

Name	Prazosin
Synonyms	Prazosin Furazosin Terazosin-010 Terazosin Impurity15 Terazosin EP Impurity K 1-(4-amino-6,7-dimethoxy-2-quinazolinyl)-4-(2-furoyl)-piperazin 1-(4-amino-6,7-dimethoxy-2-quinazolinyl)-4-(2-furanylcarbonyl)-piperazin 1-(4-amino-6,7-dimethoxy-2-quinazolinyl)-4-(2-furanylcarbonyl)piperazine 1-(4-amino-6,7-dimethoxy-2-quinazolinyl)-4-(2-furanylcarbonyl)piperazine. [4-(4-amino-6,7-dimethoxyquinazolin-2-yl)piperazin-1-yl](furan-2-yl)methanone (4-(4-AMino-6,7-diMethoxyquinazolin-2-yl)piperazin-1-yl)(furan-2-yl)Methanone hydrochloride salt
CAS	19216-56-9
EINECS	242-885-8
InChI	InChI=1/C19H21N5O4/c1-26-15-10-12-13(11-16(15)27-2)21-19(22-17(12)20)24-7-5-23(6-8-24)18(25)14-4-3-9-28-14/h3-4,9-11H,5-8H2,1-2H3,(H2,20,21,22)

Molecular Formula	C19H21N5O4
Molar Mass	383.4
Density	1.3275 (rough estimate)
Melting Point	278-280°C
Boling Point	510.33°C (rough estimate)
Flash Point	339.9°C
Water Solubility	3.2mg/L(22.5 ºC)
Solubility	DMSO (Slightly), Methanol (Slightly, Heated)
Vapor Presure	3.4E-16mmHg at 25°C
Appearance	Solid
Color	White to Off-White
pKa	pKa 6.54(50% EtOH) (Uncertain)
Storage Condition	2-8°C
Refractive Index	1.7600 (estimate)
Physical and Chemical Properties	Crystals, melting point 278-280 °c. Its hydrochloride ([19237-84-4]) is a white crystalline powder, melting point 275 (decomposition). Insoluble in ethanol, slightly soluble in isotonic saline and water. Odorless and bitter.

Last Update：2024-01-02 23:10:35

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Terazosin Impurity15

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