100102-71-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 100102-71-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,0,1,0 and 2 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 100102-71:
(8*1)+(7*0)+(6*0)+(5*1)+(4*0)+(3*2)+(2*7)+(1*1)=34
34 % 10 = 4
So 100102-71-4 is a valid CAS Registry Number.
100102-71-4Relevant articles and documents
Reactions of 3,7,7-Trimethyl-4-methylenebicyclohept-2-ene with Dienophiles
Askani, Rainer,Wieduwilt, Manfred
, p. 1104 - 1108 (2007/10/02)
The preparation of the title compound 2b is described.Treatment of 2b with some dienophiles leads to the adducts 4a,b and 6b,c via ene reactions. 2b can be rearranged to give the cycloheptatriene 8.