148273-31-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 148273-31-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,8,2,7 and 3 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 148273-31:
(8*1)+(7*4)+(6*8)+(5*2)+(4*7)+(3*3)+(2*3)+(1*1)=138
138 % 10 = 8
So 148273-31-8 is a valid CAS Registry Number.
148273-31-8Relevant articles and documents
Chlorinated Thiophenes. I. Reactions of Trichloro-2-thienylcarbinols
Skramstad, Jan,Froyen, Paul
, p. 131 - 137 (2007/10/02)
In this paper we describe the synthesis of six trichloro-2-thienylcarbinols and their reactions with p-toluenesulfonic acid.When a phenyl or styryl group is present on the carbinol carbon, these compounds undergo a new type of elimination with rearrangeme