88519-70-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 88519-70-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,8,5,1 and 9 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 88519-70:
(7*8)+(6*8)+(5*5)+(4*1)+(3*9)+(2*7)+(1*0)=174
174 % 10 = 4
So 88519-70-4 is a valid CAS Registry Number.
88519-70-4Relevant academic research and scientific papers
REDUCTION WITH SULFUR DIOXIDE
Bauer, Wolfgang
, p. 493 - 494 (2007/10/02)
A general method to reduce arene sulfonylchlorides to diarene disulfanes has been developped using sulfur dioxide and hydroiodic acid/quarternary ammonium salts as catalysts in a two - phase system.
