93676-89-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 93676-89-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,6,7 and 6 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 93676-89:
(7*9)+(6*3)+(5*6)+(4*7)+(3*6)+(2*8)+(1*9)=182
182 % 10 = 2
So 93676-89-2 is a valid CAS Registry Number.
93676-89-2Relevant articles and documents
Reactions of 2-Methylene-1,3-cyclopentanedione with Electron-Rich Alkenes
Bunnelle, William H.,Meyer, Leslie Ann
, p. 4038 - 4042 (1988)
Treatment of 2--1,3-cyclopentanedione with pyridine leads to the generation of the title compound (1).Under these conditions, 1 reacts rapidly and efficiently with enamines and trimethylsilyl enol ethers to give products of Michael
