1186615-53-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1186615-53-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,6,6,1 and 5 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1186615-53:
(9*1)+(8*1)+(7*8)+(6*6)+(5*6)+(4*1)+(3*5)+(2*5)+(1*3)=171
171 % 10 = 1
So 1186615-53-1 is a valid CAS Registry Number.
1186615-53-1Relevant articles and documents
STEREOCONTROLLED, STRAIGHTFORWARD SYNTHESIS OF 3-SUBSTITUTED METHYL 7α-METHOXY-1-OXACEPHEMS
Yoshioka, Mitsuru,Tsui, Teruji,Uyeo, Shoichiro,Yamamoto, Sadao,Aoki, Tsutomu,at al.
, p. 351 - 354 (2007/10/02)
Stereocontrolled and industrially feasible synthesis of a new antibiotic 1a and related derivates, which is characterized by using all the carbon atoms of the penicillin skeleton, is described.