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121151-97-1

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121151-97-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 121151-97-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,1,5 and 1 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 121151-97:
(8*1)+(7*2)+(6*1)+(5*1)+(4*5)+(3*1)+(2*9)+(1*7)=81
81 % 10 = 1
So 121151-97-1 is a valid CAS Registry Number.

121151-97-1Relevant articles and documents

HETEROGENEOUS ORGANOTIN CATALYSTS

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Page/Page column 4, (2010/06/22)

Supported heterogeneous organotin catalysts of the formula X1, X2, or X3: wherein Z is a spacer group; Y is an insoluble phenyl-group containing copolymer; R1, R2, R3, R5, and R6 are independently selected from halogen, alkyl, alkylene, phenyl, vinyl, allyl, naphthyl, aralkyl, and Z; and R4 is alkyl, alkylene, phenyl, vinyl, allyl, naphthyl, or aralkyl.

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