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478659-08-4

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478659-08-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 478659-08-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,7,8,6,5 and 9 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 478659-08:
(8*4)+(7*7)+(6*8)+(5*6)+(4*5)+(3*9)+(2*0)+(1*8)=214
214 % 10 = 4
So 478659-08-4 is a valid CAS Registry Number.

478659-08-4Relevant articles and documents

Efficient microwave assisted syntheses of 2,5-diketopiperazines in aqueous media

Perez-Picaso, Lemuel,Escalante, Jaime,Olivo, Horacio F.,Rios, Maria Yolanda

experimental part, p. 2836 - 2849 (2009/12/06)

Aqueous in situ one-pot N-Boc-deprotection-cyclization of Nα-Boc-dipeptidyltert-butyl and methyl esters under microwave irradiation afforded 2,5-diketopiperazines (DKPs) in excellent yields. This protocol is rapid, safe, environmentally friendly, and high

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