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1074765-33-5

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1074765-33-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1074765-33-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,7,4,7,6 and 5 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1074765-33:
(9*1)+(8*0)+(7*7)+(6*4)+(5*7)+(4*6)+(3*5)+(2*3)+(1*3)=165
165 % 10 = 5
So 1074765-33-5 is a valid CAS Registry Number.

1074765-33-5Upstream product

1074765-33-5Downstream Products

1074765-33-5Relevant articles and documents

Hydrogen peroxide-or sodium hypochlorite-induced bromination of 1-arylbut-2-enes

Sadygov,Alimardanov

, p. 1661 - 1670 (2008/09/18)

Bromination of 1-arylbut-2-enes in the system [HBr or NaBr (KBr)-HX]-H 2O2 (or NaOCl) under relatively mild conditions leads to electrophilic addition of bromine or hypobromous acid at the side-chain double bond. Under more severe conditions, the process is accompanied by bromination of the aromatic ring. Treatment of the title compounds with peroxy acids (RCOOH-H2O2) gives the corresponding epoxy derivatives which react with HBr and oxygen-containing nucleophiles to produce α-bromo alcohols, diols, and diol acetates.

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