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78303-32-9

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78303-32-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 78303-32-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,3,0 and 3 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 78303-32:
(7*7)+(6*8)+(5*3)+(4*0)+(3*3)+(2*3)+(1*2)=129
129 % 10 = 9
So 78303-32-9 is a valid CAS Registry Number.

78303-32-9Downstream Products

78303-32-9Relevant academic research and scientific papers

NOUVELLE ORIENTATION DE LA REACTION DES YLURES DU PHOSPHORE AVEC LES ALDEHYDES

Kolodiazhnyi, Oleg I.

, p. 1231 - 1234 (1981)

A new reaction of ylids 1 with aldehydes is described.C-monosubstituted ylids t-Bu2P(Cl)=CH-R' give with aldehydes R''CH=O the phosphine oxydes t-Bu2P(O)-CH(Cl)R''stereoselectively ; the assymetric ylids t-Bu(R2N)P(Cl)=CH2 give a mixture of diastereoisomers.

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