137776-66-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 137776-66-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,7,7 and 6 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 137776-66:
(8*1)+(7*3)+(6*7)+(5*7)+(4*7)+(3*6)+(2*6)+(1*6)=170
170 % 10 = 0
So 137776-66-0 is a valid CAS Registry Number.
137776-66-0Relevant articles and documents
Conversion of benzene and chlorobenzene into polyhydroxylated cyclohexane derivatives related to cyclophellitol
Roberts, Stanley M.,Sutton, Peter W.
, p. 1499 - 1504 (2007/10/02)
Reaction of the dienes 4-6 with diphenylketene gave the -adducts 7-9 and the -adducts 10-12, respectively.The -adduct 10 has been converted into the ester 14 and the tetraol 16; the latter compound is an isomer of cyclophellitol 17.
