(-)-(1R,4S,4aS,9S,10S,14aS,15S,18R,18aR,22aR)-eicosahydro-4,15,23,23,24,24-hexamethyl-9,10-bis-(hydroxymethyl)-1,4:15,18-dimethanodibenzo<1,4,7,10,13,16>hexaoxacyclooctadecin is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 73440-87-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,4,4 and 0 respectively; the second part has 2 digits, 8 and 7 respectively. Calculate Digit Verification of CAS Registry Number 73440-87: (7*7)+(6*3)+(5*4)+(4*4)+(3*0)+(2*8)+(1*7)=126 126 % 10 = 6 So 73440-87-6 is a valid CAS Registry Number.
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