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1,11-Cycloeicosadiyne is a cyclic alkyne with the molecular formula C22H38. It is composed of 22 carbon atoms and 38 hydrogen atoms, arranged in a cyclic structure with alternating single and triple bonds. 1,11-Cycloeicosadiyne is known for its rigid structure and is used in various chemical reactions, such as in the synthesis of fullerenes and other carbon-rich materials. Due to its unique properties, 1,11-Cycloeicosadiyne has potential applications in materials science and nanotechnology.

4277-04-7

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4277-04-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 4277-04-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,2,7 and 7 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 4277-04:
(6*4)+(5*2)+(4*7)+(3*7)+(2*0)+(1*4)=87
87 % 10 = 7
So 4277-04-7 is a valid CAS Registry Number.

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