131327-55-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 131327-55-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,1,3,2 and 7 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 131327-55:
(8*1)+(7*3)+(6*1)+(5*3)+(4*2)+(3*7)+(2*5)+(1*5)=94
94 % 10 = 4
So 131327-55-4 is a valid CAS Registry Number.
131327-55-4Relevant articles and documents
Rhodium carbenoid mediated cyclisations. Part 6. Synthesis of cyclic sulphoxonium ylides
Moody, Christopher J.,Taylor, Roger J.
, p. 6525 - 6544 (2007/10/02)
Treatment of diazo sulphoxides with rhodium(11) acetate gives stable five- and six- membered cyclic sulphoxonium ylides.
