Cas 39229-97-5,Phosphonic acid, (2-phenylethenyl)-, bis(2-chloroethyl) ester

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Check Digit Verification of cas no

The CAS Registry Mumber 39229-97-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,9,2,2 and 9 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 39229-97:
(7*3)+(6*9)+(5*2)+(4*2)+(3*9)+(2*9)+(1*7)=145
145 % 10 = 5
So 39229-97-5 is a valid CAS Registry Number.

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39229-97-5Relevant articles and documents

REACTIONS OF α-OXIDES WITH ORGANYLTRICHLOROPHOSPHONIUM HEXACHLOROPHOSPHORATES - NEW METHOD FOR PREPARATION OF BIS(2-CHLOROALKYL) ORGANYLPHOSPHONATES

Kormachev, V. V.,Kuz'mina, S. N.,Anisimova, E. A.,Mitrasov, Yu. N.,Nikiforov, N. G.,Yal'tseva, N. S.

, p. 1620 - 1622 (2007/10/02)

The reaction of α-oxides with alkenyl(or 2-chloroalkyl)trichlorophosphonium hexachlorophosphorates in the presence of titanium tetrachloride gives bis(2-chloroalkyl) alkenyl(or 2-chloroalkyl)phosphonates.

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39229-97-5