158956-93-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 158956-93-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,8,9,5 and 6 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 158956-93:
(8*1)+(7*5)+(6*8)+(5*9)+(4*5)+(3*6)+(2*9)+(1*3)=195
195 % 10 = 5
So 158956-93-5 is a valid CAS Registry Number.
158956-93-5Relevant articles and documents
Preparation and interconversion of phenylselenenylated and alkyjlselenenylated aromatic compounds
Engman, Lars,Eriksson, Per
, p. 861 - 871 (2007/10/03)
Phenylselenenyl and alkylselenenyl sulfates were found to efficiently and mildly introduce one or several phenylselenenyl or alkylselenenyl groups into activated aromatic or heteroaromatic compounds. When treated with methylselenenyl sulfate, veratrole an
