(1S,2R,3R,4R,4aR,9aR)-6,6,8,8-Tetraisopropyl-1,2,3,4-tetrakis-(2-methoxy-ethoxymethoxy)-hexahydro-5,7,9-trioxa-6,8-disila-benzocycloheptene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 192768-05-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,2,7,6 and 8 respectively; the second part has 2 digits, 0 and 5 respectively. Calculate Digit Verification of CAS Registry Number 192768-05: (8*1)+(7*9)+(6*2)+(5*7)+(4*6)+(3*8)+(2*0)+(1*5)=171 171 % 10 = 1 So 192768-05-1 is a valid CAS Registry Number.
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