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138955-60-9

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138955-60-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 138955-60-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,9,5 and 5 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 138955-60:
(8*1)+(7*3)+(6*8)+(5*9)+(4*5)+(3*5)+(2*6)+(1*0)=169
169 % 10 = 9
So 138955-60-9 is a valid CAS Registry Number.

138955-60-9SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 20, 2017

Revision Date: Aug 20, 2017

1.Identification

1.1 GHS Product identifier

Product name 2-benzylidenespiro(5.4)decan-1-one

1.2 Other means of identification

Product number -
Other names 7-(benzylidene-(seqtrans))-spiro[4.5]decanone-(6)

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:138955-60-9 SDS

138955-60-9Relevant articles and documents

Synthesis of 3-Vinyl-1,2,4-trioxolanes by a Cycloaddition of Carbonyl Oxides with α,β-Unsaturated Carbonyl Compounds

Mori, Mitsuyuki,Tabuchi, Toshihiko,Nojima, Masatomo,Kusabayashi, Shigekazu

, p. 1649 - 1652 (2007/10/02)

The cycloaddition of a carbonyl oxide, generated by the ozonolysis of a vinyl ether, to an α,β-unsaturated aldehyde gave the 3-vinyl-1,2,4-trioxolane (α-vinyl ozonide) in moderate yield.In contrast, α,β-unsaturated ketones showed a very poor reactivity with carbonyl oxides.Benzylidenecyclohexanones were exceptions, from which the corresponding 3-vinyl-1,2,4-trioxolanes were obtained in excellent yields.Reaction of the 3-vinyl-1,2,4-trioxolanes with ozone led to the formation of the corresponding diozonides.

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