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100709-31-7

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100709-31-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 100709-31-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,0,7,0 and 9 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 100709-31:
(8*1)+(7*0)+(6*0)+(5*7)+(4*0)+(3*9)+(2*3)+(1*1)=77
77 % 10 = 7
So 100709-31-7 is a valid CAS Registry Number.

100709-31-7SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 17, 2017

Revision Date: Aug 17, 2017

1.Identification

1.1 GHS Product identifier

Product name N,N'-bis(4-bromophenyl)ethane-1,2-diamine

1.2 Other means of identification

Product number -
Other names N,N'-Bis-(4-brom-phenyl)-aethylendiamin

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:100709-31-7 SDS

100709-31-7Relevant articles and documents

A convenient one-pot synthesis of symmetric secondary and tertiary vicinal diamines

Nutaitis

, p. 1081 - 1085 (1992)

A convenient one-pot synthesis of symmetric vicinal diamines utilizing sodium borohydride/trifluoroacetic acid reduction methodology is described.

Catalyst-Free Synthesis of Aryl Diamines via a Three-Step Reaction Process

Bulut, Safak,Queen, Wendy L.

, p. 3806 - 3818 (2018/04/14)

The formation of C-N bonds with aryl amines is one of the most widely studied reactions in organic chemistry. Despite this, it is still highly challenging, often requiring expensive, precious metal-based catalysts. Here we report an easy catalyst-free methodology for constructing C-N bonds. The method, which proceeds via the in situ formation of closed ring amidinium ions, allows the preparation of a series of symmetrical and/or unsymmetrical aryl diamines in notably high yields (82-98%) and purity and with a variety of different substituents. The methodology is shown successful for the preparation of aryl diamines having para- and/or meta-substituted carboxyl, nitro, bromo, methoxy, or methyl groups. This green synthetic pathway, which is catalyst free, requires only three steps, and proceeds without the need for purification. Further, it is a new sustainable, economically viable method to achieve an otherwise challenging bond formation.

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