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61761-75-9

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61761-75-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 61761-75-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,1,7,6 and 1 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 61761-75:
(7*6)+(6*1)+(5*7)+(4*6)+(3*1)+(2*7)+(1*5)=129
129 % 10 = 9
So 61761-75-9 is a valid CAS Registry Number.

61761-75-9Relevant articles and documents

PREPARATION OF FURAN DERIVATES FROM PENTOSES AND HEXOSES. STUDY OF THE ANHYDRIZATION OF THE TETRAHYDROXYLATED CHAIN AT α POSITION

Ballesteros, Juan Sanchez,McPhee, Derek James,Hernandez, Dolores Hernandez

, p. 176 - 180 (2007/10/02)

The reaction of pentoses and hexoses with active methylene compounds in presence of an ethanolic solution of a Lewis acid or mixtures of aquenous acids leads to polyfunctional furanic derivatives in wich a polyhydroxylated chain exists in α position.When

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