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53693-57-5

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53693-57-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 53693-57-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,6,9 and 3 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 53693-57:
(7*5)+(6*3)+(5*6)+(4*9)+(3*3)+(2*5)+(1*7)=145
145 % 10 = 5
So 53693-57-5 is a valid CAS Registry Number.

53693-57-5SDS

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 1,1-dibenzyl-3-phenylurea

1.2 Other means of identification

Product number -
Other names N,N-Dibenzyl-N'-phenyl-harnstoff

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:53693-57-5 SDS

53693-57-5Relevant articles and documents

-

Mukaiyama,Hoshino

, p. 1946 (1956)

-

Synthesis of unsymmetrical phenylurea derivatives via oxidative cross coupling of aryl formamides with amines under metal-free conditions

Reddy, Nagireddy Veera,Kumar, Pailla Santhosh,Reddy, Peddi Sudhir,Kantam, Mannepalli Lakshmi,Reddy, Kallu Rajender

, p. 805 - 809 (2015/02/19)

A new synthetic approach for phenylurea derivatives involving the cross coupling of N-aryl formamides with amines through the formation of isocyanate intermediates in the presence of hypervalent iodine reagents is described.

An efficient and mild protocol for the synthesis of unsymmetrical ureas in the absence of catalyst and additives

Hosseinzadeh, Rahman,Sarrafi, Yaghoub,Aghili, Nora

experimental part, p. 1171 - 1174 (2011/10/04)

A new practical method for the synthesis of unsymmetrical ureas was achieved by reaction of phenylurea with primary and secondary amines under neutral and mild condition in very good yields. The reaction took place in refluxing dioxane and does not require any catalyst or additives.

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