142453-52-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 142453-52-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,4,5 and 3 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 142453-52:
(8*1)+(7*4)+(6*2)+(5*4)+(4*5)+(3*3)+(2*5)+(1*2)=109
109 % 10 = 9
So 142453-52-9 is a valid CAS Registry Number.
142453-52-9Relevant articles and documents
Silicon-carbon unsaturated compounds. XXXIX. Photolysis of 3,4-benzo-1,1,2,2-tetraethyl-1,2-disilacyclobutene
Sakamoto, Hiromu,Ishikawa, Mitsuo
, p. C26 - C28 (2007/10/02)
Photolysis of 3,4-benzo-1,1,2,2-tetraethyl-1,2-disilacyclobutene gives a silene which can be trapped by t-butyl alcohol and acetone in high yields.