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131979-61-8

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131979-61-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 131979-61-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,1,9,7 and 9 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 131979-61:
(8*1)+(7*3)+(6*1)+(5*9)+(4*7)+(3*9)+(2*6)+(1*1)=148
148 % 10 = 8
So 131979-61-8 is a valid CAS Registry Number.

131979-61-8Downstream Products

131979-61-8Relevant articles and documents

Synthesis of Monodisperse Perfluoroalkyl-Oxyethylene Surfactants with Methoxy Capping: Surfactants of High Chemical Inertness

Selve, Claude,Achilefu, Samuel

, p. 911 - 912 (1990)

Monodisperse fluoroalkyl non-ionic surfactants with a methoxy group capping the hydrophilic head, and having a high chemical inertness and surface properties typical of perfluorinated non-ionic surfactants, have been synthesized.

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