76217-89-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 76217-89-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,2,1 and 7 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 76217-89:
(7*7)+(6*6)+(5*2)+(4*1)+(3*7)+(2*8)+(1*9)=145
145 % 10 = 5
So 76217-89-5 is a valid CAS Registry Number.
76217-89-5Relevant academic research and scientific papers
VERSATILE CHEMICAL MODIFICATION OF THE C-2 SIDE CHAIN OF CARBAPENEM ANTIBIOTICS
Yamamoto, Ken-ichi,Yoshioka, Takeo,Kato, Yasuyuki,Isshiki, Kunio,Nishino, Masayoshi,et al.
, p. 897 - 900 (2007/10/02)
Substitution of the C-2 side chain of carbapenem antibiotics with various types of sulfenyl groups was effected via carbapenem S-oxides by two ways.
