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190005-03-9

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190005-03-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 190005-03-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,0,0,0 and 5 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 190005-03:
(8*1)+(7*9)+(6*0)+(5*0)+(4*0)+(3*5)+(2*0)+(1*3)=89
89 % 10 = 9
So 190005-03-9 is a valid CAS Registry Number.

190005-03-9Downstream Products

190005-03-9Relevant articles and documents

Cyclopropane structural units from homoaldol adducts

Taylor, Richard E.,Risatti, Christina A.,Engelhardt, F. Conrad,Schmitt, Michael J.

, p. 1377 - 1379 (2007/10/03)

(Matrix presented) An efficient two-step homologation of aldehydes to cyclopropylaldehydes has been developed. Activation of homoaldol adducts derived from O-enecarbamates and N-enecarbamates provided high yields of cyclopropylaldehydes with good to excel

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