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1172128-42-5

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1172128-42-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1172128-42-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,7,2,1,2 and 8 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1172128-42:
(9*1)+(8*1)+(7*7)+(6*2)+(5*1)+(4*2)+(3*8)+(2*4)+(1*2)=125
125 % 10 = 5
So 1172128-42-5 is a valid CAS Registry Number.

1172128-42-5Downstream Products

1172128-42-5Relevant articles and documents

Nafion SAC-13: heterogeneous and reusable catalyst for the activation of HMDS for efficient and selective O-silylation reactions under solvent-free condition

Rajagopal, Gurusamy,Lee, Hanbin,Kim, Sung Soo

, p. 4735 - 4741 (2009)

Nafion SAC-13 effectively activates hexamethyldisilazane (HMDS) for the efficient and selective silylation of alcohols. Primary, secondary, and tertiary alcohols and phenols are efficiently converted to their corresponding silylethers in short reaction ti

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