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1-Formyl-4-isothiocyanato-trans.cis-butadien-(1.3) is a complex organic chemical compound with the molecular formula C6H5NOS. It is characterized by a conjugated diene system with a formyl group (aldehyde) at the 1-position and an isothiocyanate group at the 4-position. 1-Formyl-4-isothiocyanato-trans.cis-butadien-(1.3) is known for its reactivity and is often used in the synthesis of various organic compounds due to its ability to undergo addition reactions. The trans.cis notation in its name indicates the geometric isomerism of the butadiene moiety, with the double bonds arranged in a trans configuration and the single bond in a cis configuration. This specific arrangement of the double and single bonds influences the compound's chemical properties and reactivity.

20711-56-2

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20711-56-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 20711-56-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,7,1 and 1 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 20711-56:
(7*2)+(6*0)+(5*7)+(4*1)+(3*1)+(2*5)+(1*6)=72
72 % 10 = 2
So 20711-56-2 is a valid CAS Registry Number.

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