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17540-78-2

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17540-78-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 17540-78-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,5,4 and 0 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 17540-78:
(7*1)+(6*7)+(5*5)+(4*4)+(3*0)+(2*7)+(1*8)=112
112 % 10 = 2
So 17540-78-2 is a valid CAS Registry Number.

17540-78-2Relevant articles and documents

Reactions of 4-Bromo-4-(1-hydroxypropyl)-2,6-di-t-butylcyclohexa-2,5-dienone in Methanolic Sulphuric Acid

Karhu, Matti

, p. 1595 - 1598 (2007/10/02)

Reactions of the title compound (1) in methanolic sulphuric acid are described.At high acid concentrations the main reaction is the cleavage of the side chain as propionic aldehyde.At low acid concentrations the products are mainly formed by hydrolysis of (1) and subsequent reduction and oxidation reactions involving the bromide ion and bromine.

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