146271-59-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 146271-59-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,6,2,7 and 1 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 146271-59:
(8*1)+(7*4)+(6*6)+(5*2)+(4*7)+(3*1)+(2*5)+(1*9)=132
132 % 10 = 2
So 146271-59-2 is a valid CAS Registry Number.
146271-59-2Relevant articles and documents
The Diels-Alder approach to musk odor type arenes
Shi,Cottens,Shiba,Schlosser
, p. 10569 - 10574 (1992)
The readily accessible 2-halogeno-1-trimethylsilyloxy-1,3-butadienes react smoothly with dimethyl acetylenedicarboxylate to afford 4-halophthalic esters. One of these cycloadducts was subsequently converted into heterocyclic analogues of phantolide like musk fragrances.