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87654-96-4

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87654-96-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 87654-96-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,6,5 and 4 respectively; the second part has 2 digits, 9 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 87654-96:
(7*8)+(6*7)+(5*6)+(4*5)+(3*4)+(2*9)+(1*6)=184
184 % 10 = 4
So 87654-96-4 is a valid CAS Registry Number.

87654-96-4Relevant articles and documents

Preparation and Nuclear Magnetic Resonance Studies of Pentacoordinated Phosphorus Compounds Containing Hexafluoroisopropoxy Groups

Denney, Donald, B.,Denney, Dorothy Z.,Hammond, Philip J.,Liu, Lun-Tsu,Wang, Yu-Pin

, p. 2159 - 2164 (1983)

The reaction of 1,1,1,3,3,3-hexafluoroisopropyl benzenesulfenate (7) with tris(1,1,1,3,3,3-hexafluoroisopropyl)phosphite (8) yielded tetrakis(1,1,1,3,3,3-hexafluoroisopropoxy)(phenylthio)phosphorane (9).Variable-temperature 19F NMR studies of 9 show that

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