87880-28-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 87880-28-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,8,8 and 0 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 87880-28:
(7*8)+(6*7)+(5*8)+(4*8)+(3*0)+(2*2)+(1*8)=182
182 % 10 = 2
So 87880-28-2 is a valid CAS Registry Number.
87880-28-2Relevant articles and documents
Ring-expansion of 3-Arylinden-1-ones with Lithium Methylsulphinylmethanide
Buggle, Katherine,Ghogain, Una Ni,O'Sullivan, Daniel
, p. 2075 - 2076 (2007/10/02)
3,4-Disubstituted 1-naphthols (5a-h) are obtained in 49-89percent yield by the reaction of 2,3-disubstituted inden-1-ones (1a-h) with lithium methylsulphinylmethanide
