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57768-28-2

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57768-28-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 57768-28-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,7,6 and 8 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 57768-28:
(7*5)+(6*7)+(5*7)+(4*6)+(3*8)+(2*2)+(1*8)=172
172 % 10 = 2
So 57768-28-2 is a valid CAS Registry Number.

57768-28-2Downstream Products

57768-28-2Relevant articles and documents

CARBENOID TYPE BASE INDUCED RING EXPANSION OF THE ADDUCTS OF CYCLIC KETONES WITH BIS(PHENYLTHIO)METHYLLITHIUM

Abraham, William D.,Bhupathy, M.,Cohen, Theodore

, p. 2203 - 2206 (2007/10/02)

In another application of the principle that metallo derivatives of bis(phenylthio)acetals behave as carbenoids when present in the same molecule with another anionic group, the adducts of cyclic ketones with bis(phenylthio)methyllithium react with an alk

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