The chemical compound "[1,2,5]thiadiazolo[4',5':3,4]benzo[1,2-d][1,2,3]dithiazolylium; hydroxide" is a complex heterocyclic molecule with a unique structure. It consists of a thiadiazole ring fused to a benzene ring, which is further fused to a dithiazole ring. The presence of the hydroxide ion (OH-) indicates that [1,2,5]thiadiazolo[4',5':3,4]benzo[1,2-d][1,2,3]dithiazolylium; hydroxide is a salt, specifically a conjugate base of the parent acid. [1,2,5]thiadiazolo[4',5':3,4]benzo[1,2-d][1,2,3]dithiazolylium; hydroxide is characterized by its aromaticity and the presence of multiple heteroatoms, which contribute to its electronic properties and potential applications in various chemical and material science fields.
The CAS Registry Mumber 2518-37-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,5,1 and 8 respectively; the second part has 2 digits, 3 and 7 respectively. Calculate Digit Verification of CAS Registry Number 2518-37: (6*2)+(5*5)+(4*1)+(3*8)+(2*3)+(1*7)=78 78 % 10 = 8 So 2518-37-8 is a valid CAS Registry Number.