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749254-91-9

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749254-91-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 749254-91-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,4,9,2,5 and 4 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 749254-91:
(8*7)+(7*4)+(6*9)+(5*2)+(4*5)+(3*4)+(2*9)+(1*1)=199
199 % 10 = 9
So 749254-91-9 is a valid CAS Registry Number.

749254-91-9SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 16, 2017

Revision Date: Aug 16, 2017

1.Identification

1.1 GHS Product identifier

Product name (E)-4-(4-methyoxybenzylidene)-3,4-dihydro-2H-pyrrole

1.2 Other means of identification

Product number -
Other names 4-[1-(4-Methoxy-phenyl)-meth-(E)-ylidene]-3,4-dihydro-2H-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:749254-91-9 SDS

749254-91-9Relevant articles and documents

Direct β-C(sp3)-H Functionalization of Aliphatic Amines to α,β-Unsaturated Imines, Aldehydes, and Chromenes

Mandal, Sumana,Mahato, Sujit,Jana, Chandan K.

supporting information, p. 3762 - 3765 (2015/08/18)

A metal-free method for direct β-C(sp3)-H functionalization of aliphatic amine was developed. The method is based on a reaction that yields enamine directly from the corresponding aliphatic amine, which otherwise requires the aid of metallic reagent and/or external oxidant. The reaction is operationally simple, general, and highly efficient in functionalizing both cyclic and acyclic amines. Structurally diverse unsaturated imines were obtained from N-heterocycles, while acyclic amines provided 2-alkyl cinnamaldehyde and benzopyran derivatives with excellent E/Z-selectivity.

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