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4H-1,4-thiazine is a heterocyclic compound with the molecular formula C4H7NS. It is a six-membered ring structure containing four carbon atoms, one nitrogen atom, and one sulfur atom. The nitrogen atom is located at the 1-position, and the sulfur atom is at the 4-position, with the hydrogen atoms attached to the carbon atoms. 4H-1,4-thiazine is known for its aromatic properties and can be found in various pharmaceuticals and chemical compounds. Due to its unique structure, 4H-1,4-thiazine exhibits a range of chemical and physical properties, making it a versatile building block in organic synthesis and a potential candidate for drug development.

290-57-3

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290-57-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 290-57-3 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 2,9 and 0 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 290-57:
(5*2)+(4*9)+(3*0)+(2*5)+(1*7)=63
63 % 10 = 3
So 290-57-3 is a valid CAS Registry Number.

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