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154137-50-5

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154137-50-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 154137-50-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,4,1,3 and 7 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 154137-50:
(8*1)+(7*5)+(6*4)+(5*1)+(4*3)+(3*7)+(2*5)+(1*0)=115
115 % 10 = 5
So 154137-50-5 is a valid CAS Registry Number.

154137-50-5Downstream Products

154137-50-5Relevant articles and documents

Stereoselective Synthesis of (+/-)-Veadeiroic Acid and (+/-)-Veadeirol by Cyclisation of a 2-(2-Arylethyl)-1,3,3-trimethylcyclohexyl Cation: Mechanism and Stereochemistry of Related Cycloalkylation Reactions

Saha, Arabinda,Nasipuri, Dhanonjoy

, p. 2223 - 2228 (2007/10/02)

(+/-)-Veadeiroic acid 1 and (+/-)-veadeirol 2, two new cleistanthoid diterpenes, have been synthesized by stereoselective cyclization of the carbocation 5 generated from the cyclohexanol 26.The latter is prepared from 2-ethyl-3-formylbenzoic acid (with CO

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