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113306-41-5

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113306-41-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 113306-41-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,3,3,0 and 6 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 113306-41:
(8*1)+(7*1)+(6*3)+(5*3)+(4*0)+(3*6)+(2*4)+(1*1)=75
75 % 10 = 5
So 113306-41-5 is a valid CAS Registry Number.

113306-41-5Relevant articles and documents

Alternative Synthesis of (+/-)-Trisporol B wia (+/-)-6-Hydroxymethyl-2,6-dimethyl-2-cyclohexen-1-one

Takahashi, Shunya,Oritani, Takayuki,Yamashita, Kyohei

, p. 1143 - 1148 (2007/10/02)

(+/-)-Methyl 1,3-dimethyl-2-oxo-3-cyclohexene-1-carboxylate (7) was synthesized from methyl propionate via Claisen condensation followed by Robinson annelation with acrolein.Lithium aluminum hydride reduction and manganese dioxide oxidation of 7 gave (+/-

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