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147168-90-9

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147168-90-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 147168-90-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,7,1,6 and 8 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 147168-90:
(8*1)+(7*4)+(6*7)+(5*1)+(4*6)+(3*8)+(2*9)+(1*0)=149
149 % 10 = 9
So 147168-90-9 is a valid CAS Registry Number.

147168-90-9Relevant articles and documents

Asymmetric aldol reactions: A novel model for switching between chelation- and non-chelation-controlled aldol reactions

Yan, Tu-Hsin,Tan, Chang-Wei,Lee, Hui-Chun,Lo, Hua-Chi,Huang, Tzung-Yu

, p. 2613 - 2621 (2007/10/02)

A new camphor-based N-propionyloxazolidinethione provides remarkable levels of asymmetric induction for both chelation- and non-chelation-controlled aldol processes. While the aldol condensation of the derived di-n-butylboryl enolate with various aldehyde

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