(2R,3R,4S,4aS,9aS)-2-Hydroxymethyl-4-(naphthalen-2-ylmethoxy)-3,4,4a,6,9,9a-hexahydro-2H-1,5-dioxa-benzocyclohepten-3-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 917896-71-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,1,7,8,9 and 6 respectively; the second part has 2 digits, 7 and 1 respectively. Calculate Digit Verification of CAS Registry Number 917896-71: (8*9)+(7*1)+(6*7)+(5*8)+(4*9)+(3*6)+(2*7)+(1*1)=230 230 % 10 = 0 So 917896-71-0 is a valid CAS Registry Number.