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40217-50-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 40217-50-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,2,1 and 7 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 40217-50:
(7*4)+(6*0)+(5*2)+(4*1)+(3*7)+(2*5)+(1*0)=73
73 % 10 = 3
So 40217-50-3 is a valid CAS Registry Number.

40217-50-3SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 18, 2017

Revision Date: Aug 18, 2017

1.Identification

1.1 GHS Product identifier

Product name	Angustidine

1.2 Other means of identification

Product number	-
Other names	-

1.3 Recommended use of the chemical and restrictions on use

Identified uses	For industry use only.
Uses advised against	no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number	-
Service hours	Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:40217-50-3 SDS

40217-50-3Upstream product

40217-50-3Downstream Products

40217-50-3Relevant articles and documents

SYNTHESIS OF NAUCLEFINE, ANGUSTIDINE, ANGUSTINE, (+/-)-13b,14-DIHYDROANGUSTINE AND NAULAFINE

Repke, David B.,Jahangir,Clark, Robin D.,Nelson, Janis T.,MacLean, David B.

, p. 2541 - 2550 (2007/10/02)

The lithio derivatives of 3-cyano-4-methylpyridines and 6,7-dihydro-5H-2-pyridine-4-carbonitrile react with 2,9-bis-(trimethylsilyl)-3,4-dihydropyridoindolium trifluoromethanesulfonate to form cyclic amidines which, upon hydrolysis and oxidation, produce the title alkaloids.

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CAS

40217-50-3