637338-11-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 637338-11-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,3,7,3,3 and 8 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 637338-11:
(8*6)+(7*3)+(6*7)+(5*3)+(4*3)+(3*8)+(2*1)+(1*1)=165
165 % 10 = 5
So 637338-11-5 is a valid CAS Registry Number.
637338-11-5Relevant articles and documents
Solid phase synthesis of tetrahydro-1,4-benzodiazepin-2-ones
Hone, Neal D.,Wilson, William,Reader, John C.
, p. 8493 - 8495 (2003)
A novel solid phase route to tetrahydro-1,4-benzodiazepin-2-ones is described which involves construction of a core template in solution followed by diverse derivatization on solid phase.