103739-07-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 103739-07-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,7,3 and 9 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 103739-07:
(8*1)+(7*0)+(6*3)+(5*7)+(4*3)+(3*9)+(2*0)+(1*7)=107
107 % 10 = 7
So 103739-07-7 is a valid CAS Registry Number.
103739-07-7Relevant articles and documents
SIMPLE SYNTHESIS OF (+)-β-TRANS-BERGAMOTENE
Corey, E. J.,Desai, Manoj C.
, p. 3535 - 3538 (2007/10/02)
(+)-β-trans-Bergamotene (4) has been synthesized in five steps from geranylacetone using intramolecular ketene-olefin cycloadditon as a key step.