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177336-50-4

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177336-50-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 177336-50-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,7,3,3 and 6 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 177336-50:
(8*1)+(7*7)+(6*7)+(5*3)+(4*3)+(3*6)+(2*5)+(1*0)=154
154 % 10 = 4
So 177336-50-4 is a valid CAS Registry Number.

177336-50-4Downstream Products

177336-50-4Relevant articles and documents

Highly enantioselective organocatalytic sulfa-michael addition to α, β-unsaturated ketones

Rana, Nirmal K.,Selvakumar, Sermadurai,Singh, Vinod K.

supporting information; experimental part, p. 2089 - 2091 (2010/06/16)

"Chemical Equation Presented" A cinchona alkaloid-derived urea was found to be an efficient organocatalyst for catalyzing enantioselective conjugate addition between thiols and various α,β-unsaturated ketones to provide optically active sulfides with high

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