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64663-51-0

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64663-51-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 64663-51-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,6,6 and 3 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 64663-51:
(7*6)+(6*4)+(5*6)+(4*6)+(3*3)+(2*5)+(1*1)=140
140 % 10 = 0
So 64663-51-0 is a valid CAS Registry Number.

64663-51-0SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 19, 2017

Revision Date: Aug 19, 2017

1.Identification

1.1 GHS Product identifier

Product name 1-ethenyl-2-thiophen-2-ylpyrrole

1.2 Other means of identification

Product number -
Other names 2-thiophen-2-yl-1-vinyl-pyrrole

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:64663-51-0 SDS

64663-51-0Relevant articles and documents

NUCLEOPHILIC ADDITION TO ALKYNES IN SUPERBASIC CATALYTIC SYSTEMS. V. VINYLATION OF KETOXIMES

Tarasova, O. A.,Korostova, S. E.,Mikhaleva, A. I.,Sobenina, L. N.,Nesterenko, R. N.,et al.

, p. 863 - 869 (2007/10/02)

The nucleophilic addition of the oximes of aliphatic, aromatic, and heteroaromatic ketones to acetylene in the superbasic heterophase potassium hydroxide-DMSO system was studied.The vinylation of ketoximes not containing a CH2 group at the α position to the oxime function goes well, and the yields of the O-vinyloximes are 38-72percent.With such a group and with electronegative substituents in the aromatic ring of the ketoxime rapid heterocyclization of the O-vinyloximes occurs under the reaction conditions, giving the corresponding 2-substituted pyrroles.

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