(3aS,5aR,8aR,8bS)-3a-((4R,5S)-5-Azidomethyl-2,2-dimethyl-[1,3]dioxolan-4-yl)-2,2,7,7-tetramethyl-tetrahydro-bis[1,3]dioxolo[4,5-b;4',5'-d]pyran is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 207454-77-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,7,4,5 and 4 respectively; the second part has 2 digits, 7 and 7 respectively. Calculate Digit Verification of CAS Registry Number 207454-77: (8*2)+(7*0)+(6*7)+(5*4)+(4*5)+(3*4)+(2*7)+(1*7)=131 131 % 10 = 1 So 207454-77-1 is a valid CAS Registry Number.
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