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191283-01-9

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191283-01-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 191283-01-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,1,2,8 and 3 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 191283-01:
(8*1)+(7*9)+(6*1)+(5*2)+(4*8)+(3*3)+(2*0)+(1*1)=129
129 % 10 = 9
So 191283-01-9 is a valid CAS Registry Number.

191283-01-9Upstream product

191283-01-9Relevant articles and documents

Highly Diastereoselective Conjugate Addition of Lithiated γ-Crotonolactone (But-2-en-4-olide) to Cyclic Enones to Give Syn-Adducts: Application to a Brefeldin Synthesis

Haynes, Richard K.,Lam, William W.-L.,Yeung, Lam-Lung,Williams, Ian D.,Ridley, Andrew C.,Starling, Scott M.,Vonwiller, Simone C.,Hambley, Trevor W.,Lelandais, Patrick

, p. 4552 - 4553 (1997)

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