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143687-51-8

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143687-51-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 143687-51-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,6,8 and 7 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 143687-51:
(8*1)+(7*4)+(6*3)+(5*6)+(4*8)+(3*7)+(2*5)+(1*1)=148
148 % 10 = 8
So 143687-51-8 is a valid CAS Registry Number.

143687-51-8Downstream Products

143687-51-8Relevant articles and documents

Titanium tetrachloride-mediated enantioselective synthesis of trans β-lactones

Cardani, Silvia,De Toma, Carlo,Gennari, Cesare,Scolastico, Carlo

, p. 5557 - 5564 (2007/10/02)

Pharmacologically interesting trans β-lactones 11 and 16 were synthesized using a titanium tetrachloride-mediated enantioselective aldol reaction as the key synthetic step (see Scheme 2).

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