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71118-99-5

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71118-99-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 71118-99-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,1,1 and 8 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 71118-99:
(7*7)+(6*1)+(5*1)+(4*1)+(3*8)+(2*9)+(1*9)=115
115 % 10 = 5
So 71118-99-5 is a valid CAS Registry Number.

71118-99-5Relevant articles and documents

A 3, 4 - epoxy-cyclohexane METHYLAL glycol and its synthesis and use

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, (2017/11/16)

The invention discloses a 3,4-epoxy cyclohexyl methylal diol and a synthesis method thereof. The 3,4-epoxy cyclohexyl methylal diol can be used for synthesizing multiple vanillins and isovanillins. Compared with the existing synthesis process, the synthesis method disclosed by the invention has the advantages of simple steps and low discharge amount of three wastes.

METHOD FOR THE SYNTHESIS OF (Z)-3-[2-BUTOXY-3'-(3-HEPTYL-1-METHYL-UREIDO)-BIPHENYL-4-YL]-2-METHOXY-ACRYLIC ACID

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Page/Page column title page; 5, (2010/12/29)

The invention relates to a process for the synthesis of (Z)-3-[2-butoxy-3′-(3-heptyl-1-methylureido)biphenyl-4-yl]-2-methoxyacrylic acid of formula (I): and also to the process for the synthesis of the reaction intermediates of general formula (XII), and to the said compounds when R2 is chosen from the methyl, trifluoromethyl, phenyl and 4-tolyl radicals:

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