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100782-05-6

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100782-05-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 100782-05-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,0,7,8 and 2 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 100782-05:
(8*1)+(7*0)+(6*0)+(5*7)+(4*8)+(3*2)+(2*0)+(1*5)=86
86 % 10 = 6
So 100782-05-6 is a valid CAS Registry Number.

100782-05-6Downstream Products

100782-05-6Relevant articles and documents

Ortho-Specific Bromination of Phenols

Schmitz, Ernst,Pagenkopf, Ingeborg

, p. 998 - 1006 (2007/10/02)

Phenol as well as 3-substituted phenols are brominated exclusively in the ortho positions by N.N-dibromomethylamine, yielding 2.6-dibrominated phenols in excellent yields.Phenols bearing an ortho-substituent need N-bromomethylamine as the brominating agent to take up one bromine atom into the free ortho-position. para-Bromination is not observed in either case. 1-Naphthol gives 2-bromo-1-naphthol, 8-hydroxyquinoline gives 7-bromo-8-hydroxyquinoline with 80percent and 98percent yield respectively. ortho-Specific chlorination of phenols was carried out in some cases using N-chloro-alkylamines.

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