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23701-40-8

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23701-40-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 23701-40-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,7,0 and 1 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 23701-40:
(7*2)+(6*3)+(5*7)+(4*0)+(3*1)+(2*4)+(1*0)=78
78 % 10 = 8
So 23701-40-8 is a valid CAS Registry Number.

23701-40-8Relevant articles and documents

Diastereoselective enzymatic preparation of acetylated pentofuranosides carrying free 5-hydroxyl groups

Gudino, Esteban D.,Iribarren, Adolfo M.,Iglesias, Luis E.

, p. 1813 - 1816 (2009)

Methyl 3-O-acetyl-2-deoxy-α-d-ribofuranoside, 1,3-di-O-acetyl-2-deoxy-α-d-ribofuranose and 1,2,3-tri-O-acetyl-α-d-arabinofuranose were diastereoselectively prepared (de = 100%) from anomeric mixtures of the corresponding 5-acetylated compounds through Can

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