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Undecan-5-en-1-yne is an organic compound with the molecular formula C11H18. It is a colorless liquid with a distinctive odor, and it is characterized by the presence of a triple bond (yne) at the first carbon and a double bond (ene) at the fifth carbon in its carbon chain. This alkyne is a member of the alkene class, which are hydrocarbons containing carbon-carbon double bonds. Undecan-5-en-1-yne is used in the synthesis of various organic compounds and can be found in the fragrance industry due to its unique scent profile. It is also used as a chemical intermediate in the production of pharmaceuticals and other specialty chemicals.

91250-92-9

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91250-92-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 91250-92-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,2,5 and 0 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 91250-92:
(7*9)+(6*1)+(5*2)+(4*5)+(3*0)+(2*9)+(1*2)=119
119 % 10 = 9
So 91250-92-9 is a valid CAS Registry Number.

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