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91473-85-7

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91473-85-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 91473-85-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,4,7 and 3 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 91473-85:
(7*9)+(6*1)+(5*4)+(4*7)+(3*3)+(2*8)+(1*5)=147
147 % 10 = 7
So 91473-85-7 is a valid CAS Registry Number.

91473-85-7Relevant articles and documents

Heterocycles from α-Nitroolefins, VII . - 4,5-Dihydro-2-methyl-5-methyleneamino-3-furancarboxylates from α-Nitroolefins, Acetoacetates, and Compounds with an Active Methylene Group

Boberg, Friedrich,Garburg, Karl-Heinz,Goerlich, Karl-Joachim,Pipereit, Eberhard,Ruhr, Maria

, p. 911 - 919 (2007/10/02)

4,5-Dihydro-2-methyl-5-methyleneamino-3-furancarboxylates 5 are prepared by three preparative methods from α-nitroolefins 1, acetoacetates 2, and compounds with an active methylene group 4 . - For 1H NMR investigations which prove the homoallylic system o

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