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Check Digit Verification of cas no

The CAS Registry Mumber 136497-56-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,6,4,9 and 7 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 136497-56:
(8*1)+(7*3)+(6*6)+(5*4)+(4*9)+(3*7)+(2*5)+(1*6)=158
158 % 10 = 8
So 136497-56-8 is a valid CAS Registry Number.

136497-56-8SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 19, 2017

Revision Date: Aug 19, 2017

1.Identification

1.1 GHS Product identifier

Product name	1,2,3,4-tetrahydropyrido[1,2-a]benzimidazol-2-ol

1.2 Other means of identification

Product number	-
Other names	Pyrido[1,2-a]benzimidazol-2-ol,1,2,3,4-tetrahydro-(9CI)

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:136497-56-8 SDS

136497-56-8Upstream product

136497-56-8Downstream Products

136497-56-8Relevant articles and documents

5-BROMOMETHYL-2-IMINOTETRAHYDROFURAN HYDROBROMIDE: A USEFUL CYCLIC IMIDATE IN THE SYNTHESIS OF BENZAZOLE-FUSED HETEROCYCLES

Fantin, Giancarlo,Fogagnolo, Marco,Medici, Alessandro,Pedrini, Paola,Gleria, Mario

, p. 1055 - 1058 (2007/10/02)

The reaction of the title cyclic imidate with o-phenylene dinucleophiles affords the 2-substituted benzazoles (3a-c).Thermal cyclization of 3 via N-azolium salt to saturated benzazole-azines is also described.

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136497-56-8