93663-27-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 93663-27-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,6,6 and 3 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 93663-27:
(7*9)+(6*3)+(5*6)+(4*6)+(3*3)+(2*2)+(1*7)=155
155 % 10 = 5
So 93663-27-5 is a valid CAS Registry Number.
93663-27-5Relevant articles and documents
An Unusual Furan Ring-opening in the Reaction of Dihalocarbene with 1,3-Diphenylisobenzofuran
Narasimhan, K.,Kumar, P. Raja
, p. 512 - 513 (2007/10/02)
1,3-Diphenylisobenzofuran reacts with dihalocarbene, generated from haloform and sodium hydroxide, in the presence of benzyltriethyl-ammonium chloride as phase transfer catalyst to yield an unusual furan ring-opened product (I).Ia has been independently s
