91734-43-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91734-43-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,7,3 and 4 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 91734-43:
(7*9)+(6*1)+(5*7)+(4*3)+(3*4)+(2*4)+(1*3)=139
139 % 10 = 9
So 91734-43-9 is a valid CAS Registry Number.
91734-43-9Relevant articles and documents
Electrophilic cleavages in (CH3)3SnCH2M(CH3)3 (M = Sn, Ge, Si, C). 1. Product distribution
Hawker, Darryl W.,Wells, Peter R.
, p. 821 - 825 (2008/10/08)
The extent to which Sn-CH2 and/or Sn-CH3 cleavage occurs in (CH3)3SnCH2M(CH3)3 (M = Sn, Ge, Si) in reactions with several electrophiles has been determined. With iodine and with