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Thieno[2,3-d]pyridazine, 7-chloro- is a chemical compound belonging to the class of heterocycles, specifically a fused-ring system consisting of a thiophene and a pyridazine ring. Thieno[2,3-d]pyridazine, 7-chloro- is characterized by the presence of a chlorine atom at the 7th position, which imparts unique chemical properties and reactivity. It is often used as an intermediate in the synthesis of various pharmaceuticals and agrochemicals due to its potential to form diverse molecular structures. The compound's molecular formula is C6H3ClN2S, and it has a molecular weight of 170.61 g/mol. Its chemical structure and properties make it a valuable building block in organic synthesis, particularly in the development of novel therapeutic agents and chemical compounds with specific biological activities.

697-71-2

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697-71-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 697-71-2 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 6,9 and 7 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 697-71:
(5*6)+(4*9)+(3*7)+(2*7)+(1*1)=102
102 % 10 = 2
So 697-71-2 is a valid CAS Registry Number.

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