Home > All categories> Biochemicals and Pharmaceutical Chemicals> Pharmaceutical Impurities> (2R,3S,11bS)-3-Isobutyl-9,10-dimethoxy-1,3,4,6,7,11b-hexahydro-2H -pyrido[2,1-a]isoquinolin-2-ol

(2R,3S,11bS)-3-Isobutyl-9,10-dimethoxy-1,3,4,6,7,11b-hexahydro-2H -pyrido[2,1-a]isoquinolin-2-ol

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Origin: China

Cas No: 113627-25-1

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Product Description

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CAS No.: 113627-25-1 Formula: C19H29NO3 Molecular Weight: 319.43800

Description

A metabolite of Tetrabenazine in vivo, which is likely the active pharmacological agent. The cis izomer of Dihydrotetrabenazine is used for the treatment of hyperkinetic movement disorders.

Basic Info

Chemical Name	(2R,3S,11bS)-3-Isobutyl-9,10-dimethoxy-1,3,4,6,7,11b-hexahydro-2H -pyrido[2,1-a]isoquinolin-2-ol
Synonyms	WEQLWGNDNRARGE-DJIMGWMZSA;
CAS No.	113627-25-1
Molecular Formula	C19H29NO3
Molecular Weight	319.43800
PSA	41.93000
LogP	2.96780

Properties

Boiling Point	457.82ºC at 760 mmHg
Melting Point	164 - 168 °C (methanol)
Flash Point	230.682ºC
Refractive Index	1.562
Vapor Pressure	0mmHg at 25°C

Synthesis Route

4-methyl-2-(3-(trimethylsilyl)prop-1-ene-2-yl)pentyl-4-methylbenzenesulfonate→(2R,3S,11bS)-3-Isobutyl-9,10-dimethoxy-1,3,4,6,7,11b-hexahydro-2H -pyrido[2,1-a]isoquinolin-2-ol

Precursor

4-methyl-2-(3-(trimethylsilyl)prop-1-ene-2-yl)pentyl-4-methylbenzenesulfonate

Downstream Product

(2S,3R,11bS)-3-isobutyl-9,10-dimethoxy-1,3,4,6,7,11b-hexahydro-2H-pyrido[2,1-a]isoquinolin-2-yl 3,3,3-trifluoro-2-methoxy-2-phenylpropanoate
(2R,3S,11bR)-3-isobutyl-9,10-dimethoxy-1,3,4,6,7,11b-hexahydro-2H-pyrido[2,1-a]isoquinolin-2-yl 3,3,3-trifluoro-2-methoxy-2-phenylpropanoate
(2R,3R,11bS)-3-isobutyl-9,10-dimethoxy-1,3,4,6,7,11b-hexahydro-2H-pyrido[2,1-a]isoquinolin-2-yl 3,3,3-trifluoro-2-methoxy-2-phenylpropanoate
(2S,3S,11bR)-3-isobutyl-9,10-dimethoxy-1,3,4,6,7,11b-hexahydro-2H-pyrido[2,1-a]isoquinolin-2-yl 3,3,3-trifluoro-2-methoxy-2-phenylpropanoate

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