170632-59-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 170632-59-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,0,6,3 and 2 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 170632-59:
(8*1)+(7*7)+(6*0)+(5*6)+(4*3)+(3*2)+(2*5)+(1*9)=124
124 % 10 = 4
So 170632-59-4 is a valid CAS Registry Number.
170632-59-4Relevant articles and documents
Tristertbutoxyphenyl sulfonium tosylate compound
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, (2008/06/13)
Trifluoromethanesulfonic and p-toluenesulfonic acid bis- or tris(p-tert-butoxyphenyl)sulfonium salts are novel. They are prepared from bis(p-tert-butoxyphenyl)sulfoxide which is also novel. A chemically amplified positive resist composition which contains