5-Chloro-6-nitro-3H-benzothiazole-2-thione is a chemical compound with the molecular formula C7H3ClN2OS2. It is a derivative of benzothiazole, a heterocyclic compound consisting of a benzene ring fused to a thiazole ring. The compound features a chlorine atom at the 5th position, a nitro group at the 6th position, and a thione group at the 2nd position. This yellow crystalline solid is primarily used as an intermediate in the synthesis of various pharmaceuticals, agrochemicals, and dyes. Due to its reactive nature, it is essential to handle 5-chloro-6-nitro-3H-benzothiazole-2-thione with care, following proper safety protocols.
The CAS Registry Mumber 1849-64-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,8,4 and 9 respectively; the second part has 2 digits, 6 and 4 respectively. Calculate Digit Verification of CAS Registry Number 1849-64: (6*1)+(5*8)+(4*4)+(3*9)+(2*6)+(1*4)=105 105 % 10 = 5 So 1849-64-5 is a valid CAS Registry Number.