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Y0000591

Vinpocetine impurity B

European Pharmacopoeia (EP) Reference Standard

Synonym(s):

Methyl (13aS,13bS)-13a-ethyl-2,3,5,6,13a,13b-hexahydro-1H-indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylate, Apovincamine

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About This Item

Empirical Formula (Hill Notation):
C21H24N2O2
CAS Number:
4880-92-6
Molecular Weight:
336.43
UNSPSC Code:
41116107
NACRES:
NA.24

grade

pharmaceutical primary standard

API family

vinpocetine

manufacturer/tradename

EDQM

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

InChI

1S/C21H24N2O2/c1-3-21-10-6-11-22-12-9-15-14-7-4-5-8-16(14)23(18(15)19(21)22)17(13-21)20(24)25-2/h4-5,7-8,13,19H,3,6,9-12H2,1-2H3/t19-,21+/m1/s1

InChI key

OZDNDGXASTWERN-CTNGQTDRSA-N

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General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the Issuing Pharmacopoeia. For further information and support please go to the website of the issuing Pharmacopoeia.

Application

Vinpocetine impurity B EP Reference standard, intended for use in laboratory tests only as specifically prescribed in the European Pharmacopoeia.

Packaging

The product is delivered as supplied by the issuing Pharmacopoeia. For the current unit quantity, please visit the EDQM reference substance catalogue.

Other Notes

Sales restrictions may apply.

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M Jucker et al.
Neurobiology of aging, 11(1), 39-46 (1990-01-01)
Changes in the pericapillary microenvironment of adult (18-month-old) and senescent (27 1/2-month-old) Fischer-344 rats treated for 6 weeks with daily IP injections of brovincamine or apovincamine (0, 2.5, 5, 10 mg/kg) were correlated with spontaneous locomotor activity and [14C]-2-deoxyglucose uptake
I Moldvai et al.
Archiv der Pharmazie, 330(6), 190-198 (1997-06-01)
(+)-Vincamine (1) and (+)-vinpocetine (2) were chlorosulfonylated and the resulting sulfonyl chloride isomers (3-6) were transformed into sulfonamides (7-10). The ester group of sulfonamides was modified by selective hydrolysis and transesterification. Apovincaminol derivatives (14-16) were also prepared by reduction. In
Koichiro Koyama et al.
Bioorganic & medicinal chemistry, 18(12), 4415-4421 (2010-06-26)
Eight new indole alkaloids, alpneumines A-H (1-8) were isolated from the Malaysian Alstonia pneumatophora (Apocynaceae) and their structures were determined by MS and 2D NMR spectroscopic methods. Alpneumines E and G (5 and 7), vincamine, and apovincamine showed anti-melanogenesis in

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