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154717-20-1

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154717-20-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 154717-20-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,4,7,1 and 7 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 154717-20:
(8*1)+(7*5)+(6*4)+(5*7)+(4*1)+(3*7)+(2*2)+(1*0)=131
131 % 10 = 1
So 154717-20-1 is a valid CAS Registry Number.

154717-20-1SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 13, 2017

Revision Date: Aug 13, 2017

1.Identification

1.1 GHS Product identifier

Product name 5-bromo-3,3'-dihexyl-2,2'-bithiophene

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:154717-20-1 SDS

154717-20-1Upstream product

154717-20-1Relevant articles and documents

Palladium-catalyzed C-H homocoupling of bromothiophene derivatives and synthetic application to well-defined oligothiophenes

Takahashi, Masabumi,Masui, Kentaro,Sekiguchi, Hiroki,Kobayashi, Nobuhiko,Mori, Atsunori,Funahashi, Masahiro,Tamaoki, Nobuyuki

, p. 10930 - 10933 (2007/10/03)

Synthesis of oligothiophenes of well-defined structures that possess 2-8 thiophene units is performed with a new synthetic strategy involving C-H homocoupling of bromothiophenes and cross-coupling with organostannanes. Tolerance of the carbon-bromine bond to the palladium-catalyzed C-H homocoupling results in oligothiophenes bearing C-Br bonds at the terminal thiophene rings, which allow further transformation by the catalysis of a transition-metal complex.

Synthesis and Properties of α,ω-Disubstituted Oligo(3-hexylthiophene)s and Oligothienoquinonoids in Head-to-head Orientation

Higuchi, Hiroyuki,Nakayama, Taketoshi,Koyama, Haruki,Ojima, Juro,Wada, Tatsuo,Sasabe, Hiroyuki

, p. 2363 - 2378 (2007/10/03)

The two types of Highly-ordered oligo(3-hexylthiophene)s in head-to-head orientation, a series od α,ω-disubstituted oligothiophenes and a series of bis(dicyanomethylene)oligothienoquinonoids, were synthesized.The properties of these compounds are discussed on the basis of the electronic spectra and cyclic voltammetry.

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