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Check Digit Verification of cas no

The CAS Registry Mumber 89730-08-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,7,3 and 0 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 89730-08:
(7*8)+(6*9)+(5*7)+(4*3)+(3*0)+(2*0)+(1*8)=165
165 % 10 = 5
So 89730-08-5 is a valid CAS Registry Number.

89730-08-5SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 17, 2017

Revision Date: Aug 17, 2017

1.Identification

1.1 GHS Product identifier

Product name	2-nonylsulfonylcyclohexan-1-one

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:89730-08-5 SDS

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89730-08-5Relevant articles and documents

New Synthetic Methods, 10. - β-Ketosulfones, Useful Ethylenediide Equivalents: The Synthesis of Unsaturated Carboxylic Acids

Scholz, Dieter

, p. 264 - 272 (2007/10/02)

α-Alkyl-thiolated cycloalkanones are, after oxidation to sulfones, ring-opened by halogenation to yield α-halosulfones.Ramberg-Baecklund rearrangement forms unsaturated carboxylic acids.The position of the newly formed double bond is fixed by the ring siz

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89730-08-5