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74031-45-1

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74031-45-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74031-45-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,0,3 and 1 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 74031-45:
(7*7)+(6*4)+(5*0)+(4*3)+(3*1)+(2*4)+(1*5)=101
101 % 10 = 1
So 74031-45-1 is a valid CAS Registry Number.

74031-45-1Downstream Products

74031-45-1Relevant articles and documents

Industrial production method of 3-trifluoromethyl-2-cyclohexene-1-one

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Paragraph 0030-0032, (2021/04/21)

The invention relates to an industrial production method of 3-trifluoromethyl-2-cyclohexene-1-one, which is prepared from 1, 3-cyclohexanedione through iodination and trifluoromethylation, has obviously higher yield than the prior art, does not need special reaction conditions such as high temperature, high pressure and the like, does not involve the use of heavy metal pollution reagents, and has the advantages of simple reaction and post-treatment and low cost. The product is easy to purify and suitable for industrial production.

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