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Diltiazem impurity

Diltiazem impurity Structure
CAS No.
115992-91-1
Chemical Name:
Diltiazem impurity
Synonyms
Diltiazem Impurity H;Diltiazem EP Impurity H;diltiazem related compound H;Diltiazem Impurity 8(Diltiazem EP Impurity H);Diltiazem Impurity H (N,N,O-Tridesmethyl Desacetyl Diltiazem);(2S,3S)-5-(2-Aminoethyl)-2,3-dihydro-3-hydroxy-2-(4-hydroxyphenyl)-1,5-benzothiazepin-4(5H)-one;Diltiazem EP Impurity H/ Diltiazem Related Compound H (N,N,O-Tri-Desmethyl Desacetyl Diltiazem);(2S,3S)-2-hydroxy-3-(4-methoxyphenyl)-3-[2-(β-N,N-dimethylaminoethylamino)phenylthio]propionic acid;1,5-Benzothiazepin-4(5H)-one, 5-(2-aminoethyl)-2,3-dihydro-3-hydroxy-2-(4-hydroxyphenyl)-, (2S,3S)-;(2S,3S)-5-(2-aminoethyl)-3-hydroxy-2-(4-hydroxyphenyl)-2,3,4,5-tetrahydrobenzo[b][1,4]thiazepin-4-one
CBNumber:
CB33033112
Molecular Formula:
C17H18N2O3S
Molecular Weight:
330.4
MOL File:
115992-91-1.mol
Modify Date:
2023/4/23 13:52:06

Diltiazem impurity Properties

Melting point 121 - 128°C
Boiling point 648.4±55.0 °C(Predicted)
Density 1.365±0.06 g/cm3(Predicted)
storage temp. -20°C Freezer, Under inert atmosphere
solubility DMSO (Slightly), Methanol (Slightly, Sonicated)
form Solid
pka 9.81±0.30(Predicted)
color White to Light Yellow

Diltiazem impurity Preparation Products And Raw materials

Raw materials

Preparation Products

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(2S,3S)-5-(2-Aminoethyl)-2,3-dihydro-3-hydroxy-2-(4-hydroxyphenyl)-1,5-benzothiazepin-4(5H)-one Diltiazem EP Impurity H Diltiazem Impurity 8(Diltiazem EP Impurity H) Diltiazem Impurity H Diltiazem Impurity H (N,N,O-Tridesmethyl Desacetyl Diltiazem) (2S,3S)-2-hydroxy-3-(4-methoxyphenyl)-3-[2-(β-N,N-dimethylaminoethylamino)phenylthio]propionic acid diltiazem related compound H Diltiazem EP Impurity H/ Diltiazem Related Compound H (N,N,O-Tri-Desmethyl Desacetyl Diltiazem) 1,5-Benzothiazepin-4(5H)-one, 5-(2-aminoethyl)-2,3-dihydro-3-hydroxy-2-(4-hydroxyphenyl)-, (2S,3S)- (2S,3S)-5-(2-aminoethyl)-3-hydroxy-2-(4-hydroxyphenyl)-2,3,4,5-tetrahydrobenzo[b][1,4]thiazepin-4-one 115992-91-1