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26404-25-1

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26404-25-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 26404-25-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,6,4,0 and 4 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 26404-25:
(7*2)+(6*6)+(5*4)+(4*0)+(3*4)+(2*2)+(1*5)=91
91 % 10 = 1
So 26404-25-1 is a valid CAS Registry Number.

26404-25-1Relevant articles and documents

A FACILE METHOD OF TRANSESTERIFICATION USING PHOSPHORUS YLID

Hashimoto, Shizunobu,Furukawa, Isao,Kuroda, Tomoyuki

, p. 2857 - 2860 (2007/10/02)

The transesterification of carboxylic esters catalysed with phosphorus ylid under neutral and mild conditions has been investigated.The reactions of esters having an electron withdrawing group with methanol proceeded rapidly and with high yield, whereas the reverse reactions proceeded slowly or not at all.

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