94040-12-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 94040-12-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,4,0,4 and 0 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 94040-12:
(7*9)+(6*4)+(5*0)+(4*4)+(3*0)+(2*1)+(1*2)=107
107 % 10 = 7
So 94040-12-7 is a valid CAS Registry Number.
94040-12-7Relevant articles and documents
A total synthesis of nocardicins
Isenring,Hofheinz
, p. 2591 - 2597 (2007/10/02)
Four-component-condensation of D-isoserine or L-isoserine, diphenylmethyl isocyanide and p-(benzyloxy)benzaldehyde was used to construct a functionalized β-lactam ring system which was transformed in 4 steps into 3-aminocardicinic acid. A protected side c