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22929-12-0

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22929-12-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 22929-12-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,9,2 and 9 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 22929-12:
(7*2)+(6*2)+(5*9)+(4*2)+(3*9)+(2*1)+(1*2)=110
110 % 10 = 0
So 22929-12-0 is a valid CAS Registry Number.

22929-12-0Relevant articles and documents

Selektive Umfunktionalisierung der terminalen Amidgruppe offenkettiger Polyamide via 2-Oxazolin-5-one als Zwischenstufen

Obrecht, Daniel,Heimgartner, Heinz

, p. 482 - 487 (1981)

Treatment of aqueous or alcoholic solutions of diamides of type 2 with HCl leads to the formation of amide-acids and amide-esters of type 3 (Scheme 1 and Table).It has been shown, that 2-oxazolin-5-ones of type 4 are intermediates of this selective transf

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