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75893-89-9

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75893-89-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 75893-89-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,8,9 and 3 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 75893-89:
(7*7)+(6*5)+(5*8)+(4*9)+(3*3)+(2*8)+(1*9)=189
189 % 10 = 9
So 75893-89-9 is a valid CAS Registry Number.

75893-89-9Upstream product

75893-89-9Downstream Products

75893-89-9Relevant academic research and scientific papers

Ketalization of Dihydroxy Sulfones (8-S-4 Species) by Cyclodehydration To Form Spirobicyclic Oxysulfurane Oxides (10-S-5 Species)

Lam, William Y.,Martin, J. C.

, p. 4462 - 4468 (2007/10/02)

Dihydroxy sulfones 6 and 7 react with the dehydrating agent Ph2S(OC(CF3)2Ph)2 (1) to give sulfurane oxides 8 and 9, respectively.These reactions are thought to be the first examples of direct ketalization of sulfones by dehydration.A possible mechanism fo

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