129762-37-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 129762-37-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,7,6 and 2 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 129762-37:
(8*1)+(7*2)+(6*9)+(5*7)+(4*6)+(3*2)+(2*3)+(1*7)=154
154 % 10 = 4
So 129762-37-4 is a valid CAS Registry Number.
129762-37-4Relevant articles and documents
REACTION OF 4-METHYL-5,6-DIHYDRO-2H- AND 4-METHYLENETETRAHYDROPYRANS WITH PHENYLSULFINYL CHLORIDE
Pavlov, Yu. V.,Veselovskii, V. V.,Ibatullin, U. G.,Moiseenkov, A. M.
, p. 1308 - 1309 (1990)
4-Methyl-5,6-dihydro-2H- and 4-methylenetetrahydropyrans undergo an ene-type reaction with phenylsulfinyl chloride in the presence of ZnCl2 to give the corresponding allylic sulfoxides.