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412041-40-8

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412041-40-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 412041-40-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,1,2,0,4 and 1 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 412041-40:
(8*4)+(7*1)+(6*2)+(5*0)+(4*4)+(3*1)+(2*4)+(1*0)=78
78 % 10 = 8
So 412041-40-8 is a valid CAS Registry Number.

412041-40-8SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 12, 2017

Revision Date: Aug 12, 2017

1.Identification

1.1 GHS Product identifier

Product name 1,2-diethynyl-3-methylbenzene

1.2 Other means of identification

Product number -
Other names BENZENE,1,2-DIETHYNYL-3-METHYL

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:412041-40-8 SDS

412041-40-8Upstream product

412041-40-8Downstream Products

412041-40-8Relevant articles and documents

Borylative Radical Cyclizations of Benzo[3,4]cyclodec-3-ene-1,5-diynes and N-Heterocyclic Carbene-Boranes

Watanabe, Takashi,Hirose, Daisuke,Curran, Dennis P.,Taniguchi, Tsuyoshi

, p. 5404 - 5409 (2017)

Borylative radical cyclization of benzo[3,4]cyclodec-3-ene-1,5-diynes to provide 5-borylated 6,7,8,9-tetrahydrobenzo[a]azulenes has been developed. The experimental results suggest that the reaction proceeds by a radical chain mechanism, in which di-tert-butyl hyponitrite (TBHN) works as a good radical initiator to form boryl radicals from N-heterocyclic carbene–boranes (NHC-boranes). The present reaction is a rare model that illustrates addition of boryl radicals to alkynes.

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