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21766-50-7

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21766-50-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 21766-50-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,7,6 and 6 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 21766-50:
(7*2)+(6*1)+(5*7)+(4*6)+(3*6)+(2*5)+(1*0)=107
107 % 10 = 7
So 21766-50-7 is a valid CAS Registry Number.

21766-50-7SDS

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 4-hydroxy-3,4,4a,5,6,7,8,8a-octahydro-2H-naphthalen-1-one

1.2 Other means of identification

Product number -
Other names 4-HYDROXYOCTAHYDRO-1-NAPHTHALENONE

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:21766-50-7 SDS

21766-50-7Relevant articles and documents

Spectroscopic and X-ray crystallographic evidence for electrostatic effects in 4-substituted cyclohexanone-derived hydrazones, imines, and corresponding salts

Dibble, David J.,Ziller, Joseph W.,Woerpef

, p. 7706 - 7719 (2011/12/02)

The axial conformer of several 4-substituted cyclo-hexanone hydrazone salts was found to predominate in solution. Changes in the charge of the molecule and the polarity of the solvent led to changes in the conformational preference of each molecule that were consistent with electrostatic stabilization of the axial conformer. H NMR spectroscopic analysis was utilized to determine the structure of cyclohexanone-derived substrates by comparison to conformationally restricted trans-decalone derivatives and computational models. X-ray crystallography demonstrated that the axial configuration of a pendant benzyloxy group is the preferred conformation of an iminium ion in the solid state. The structure of a neutral hydrazone was also determined to favor the axial configuration for a pendant benzyloxy group in the solid state.

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