(3S)-3',3'-dimethyl-7'-oxo-5,5-diphenyl-4,5-dihydro-(3rC5',5'c'H,6'r'N)-spiro[pyrazole-3,6'-(4-thia-1-aza-bicyclo[3.2.0]heptane)]-4t,2'c'-dicarboxylic acid 4-benzyl ester 2'-(2,2,2-trichloro-ethyl) ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 67760-97-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,7,6 and 0 respectively; the second part has 2 digits, 9 and 7 respectively. Calculate Digit Verification of CAS Registry Number 67760-97: (7*6)+(6*7)+(5*7)+(4*6)+(3*0)+(2*9)+(1*7)=168 168 % 10 = 8 So 67760-97-8 is a valid CAS Registry Number.
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