methyl 2,3,6,2',3',6',2'',3'',6'',2''',3''',6''',2'''',3''''-tetradeca-O-acetyl-β-D-maltopentaoside is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 117779-75-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,7,7 and 9 respectively; the second part has 2 digits, 7 and 5 respectively. Calculate Digit Verification of CAS Registry Number 117779-75: (8*1)+(7*1)+(6*7)+(5*7)+(4*7)+(3*9)+(2*7)+(1*5)=166 166 % 10 = 6 So 117779-75-6 is a valid CAS Registry Number.