19914-92-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 19914-92-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,9,1 and 4 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 19914-92:
(7*1)+(6*9)+(5*9)+(4*1)+(3*4)+(2*9)+(1*2)=142
142 % 10 = 2
So 19914-92-2 is a valid CAS Registry Number.
19914-92-2Relevant articles and documents
FK-506 SYNHETIC STUDIES. 3. AN EFFICIENT ASYMMETRIC SYNTHESIS OF THE C(24)-C(34) FRAGMENT OF FK-506, FR-900520, AND FR-900523
Smith, Amos B. III.,Hale, Karl J.,Laakso, Leif M.,Chen, Kwunmin,Riera, Antoni
, p. 6963 - 6966 (2007/10/02)
An efficient asymmetric synthesis of the C(24)-C(34) fragment of the FK-506 family of immunosuppressants has been achieved.
