2932Heading
2932 — Heterocyclic compounds with oxygen hetero-atom(s) only
Hợp chất dị vòng chỉ chứa (các) dị tố oxy
Codes under heading 2932
- - Compounds containing an unfused furan ring (whether or not hydrogenated) in the structure:
- 293220 - Lactones:
- - Other:
Distinguish from heading:2918Carbo…3204Synth…2936Provi…2852Inorg…2909Ether…2910Epoxi…2912Aldeh…2930Organ…
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