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306739-71-9

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306739-71-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 306739-71-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,0,6,7,3 and 9 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 306739-71:
(8*3)+(7*0)+(6*6)+(5*7)+(4*3)+(3*9)+(2*7)+(1*1)=149
149 % 10 = 9
So 306739-71-9 is a valid CAS Registry Number.

306739-71-9Downstream Products

306739-71-9Relevant articles and documents

Process for producing tetrafluorobenzenemethanols

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, (2008/06/13)

The present invention relates to a process by a series of reactions using tetrafluorocyanobenzens as material for producing tetrafluorobenzenemethanols, tetrafluorobenzenecarbaldehyde dialkylacetals and tetrafluorobenzenecarbaldehydes in a high purity and a high yield which are useful as intermediates in the production of cyclopropanecarboxylic acid esters having insecticidal action, and also relates to a novel tetrafluorobenzenecarbaldehyde dimethylacetal.

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