9H-Benzo[4,5]cyclohepta[1,2-l]phenanthrene-3,- 5,7,10,12-pentol,15-(3,5-dihydroxyphenyl)- 8b,14,15,15a-tetrahydro-9-(4-hydroxyphenyl)- 14-[(4-hydroxyphenyl)methylene]-,(8bR,9R,- 15R,15aS)-rel-(-)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 85563-77-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,5,5,6 and 3 respectively; the second part has 2 digits, 7 and 7 respectively. Calculate Digit Verification of CAS Registry Number 85563-77: (7*8)+(6*5)+(5*5)+(4*6)+(3*3)+(2*7)+(1*7)=165 165 % 10 = 5 So 85563-77-5 is a valid CAS Registry Number.
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