As a common heterocyclic compound, it belongs to benzoxazole compound, name is 2,5-Dichlorobenzooxazole, and cas is 3621-81-6, its synthesis route is as follows.
Preparation 28/Example 36 Benzyl (2S)-1-(5-chloro-1,3-benzoxazol-2-yl)-2-piperidinecarboxylate STR73 The title compound was prepared by a similar method to Preparation 2 from (2S)-2-[(benzyloxy)carbonyl]piperidinium chloride [see EP 530167 A1 930303] and 2,5-dichloro-1,3-benzoxazole [see J.O.C. (1996), 61(10), 3289-3297].
3621-81-6, In the field of chemistry, the synthetic routes of compounds are constantly being developed and updated. I will also mention this compound in other articles.,3621-81-6 ,2,5-Dichlorobenzooxazole, other downstream synthetic routes, hurry up and to see
Reference：
Patent; Pfizer Inc; US6166011; (2000); A;,
Benzoxazole – Wikipedia
Benzoxazole | C7H5NO – PubChem