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65988-98-9

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65988-98-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 65988-98-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,5,9,8 and 8 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 65988-98:
(7*6)+(6*5)+(5*9)+(4*8)+(3*8)+(2*9)+(1*8)=199
199 % 10 = 9
So 65988-98-9 is a valid CAS Registry Number.

65988-98-9Relevant articles and documents

DUAL REACTIVITY OF DIPHENYLPHOSPHINOUS AND PHENYLPHOSPHONOUS ACID AMIDES IN REACTIONS WITH N-ACETOXYMETHYL-SUBSTITUTED DIETHYLAMINE, BENZAMIDE, AND ACETAMIDE

Ivanov, B. E.,Krokhina, S. S.,Chichkanova, T. V.,Ageeva, A. B.

, p. 2535 - 2539 (1986)

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Preparative and Kinetic Investigations about the Isomerism between (Acyloxy)diorganylphosphanes and Acyldiorganylphosphane Oxides

Lindner, Ekkehard,Wuhrmann, Juan Carlos

, p. 2272 - 2286 (2007/10/02)

The (acyloxy)diorganylphosphanes RC(O)OPR'2 (2 a-d, 2 b') can be obtained either by reaction of XPR'2 (1) (X = Cl, R' = Ph) with CH3CO2Na or by the action of 1 (X = Cl, Br; R' = CH3, Ph) on the perfluorocarboxylic anhydrides 2 . 2b-d are t

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