936632-29-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 936632-29-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,3,6,6,3 and 2 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 936632-29:
(8*9)+(7*3)+(6*6)+(5*6)+(4*3)+(3*2)+(2*2)+(1*9)=190
190 % 10 = 0
So 936632-29-0 is a valid CAS Registry Number.
936632-29-0Relevant articles and documents
A facile synthesis of 1,1′-spirobi(3H,3′H)isobenzofurans
Brimble, Margaret A.,Burgess, Caryn V.
, p. 754 - 760 (2007/12/27)
The synthesis of a series of aryl 5,5-spiroketals containing a 1,1′-spirobi(3H,3′H)isobenzofuran ring system is reported. The key step involves addition of an aryllithium derived from a protected bromobenzyl alcohol to a phthalide; this is followed by dep