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69905-77-7

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69905-77-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 69905-77-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,9,9,0 and 5 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 69905-77:
(7*6)+(6*9)+(5*9)+(4*0)+(3*5)+(2*7)+(1*7)=177
177 % 10 = 7
So 69905-77-7 is a valid CAS Registry Number.

69905-77-7Upstream product

69905-77-7Downstream Products

69905-77-7Relevant academic research and scientific papers

Process for producing fluorinated vinyl ether

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Page 6, (2008/06/13)

There is provided a process for producing a fluorinated vinyl ether from a fluorinated acid fluoride compound having an ester group as a precursor of a carboxylic acid group, or a SO2F group as a precursor of a sulfonic acid group, in high yield by simple operations. Said process is a production process comprising pyrolyzing a carboxylic acid potassium salt with a specific structure represented by the following formula in the absence of a solvent and/or while maintaining the salt in the solid state: wherein X is —CO2R or —SO2F, and R is an alkyl group.

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