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Controlled Substances Enquiry List

Browse controlled substance reference standards and research materials.

Controlled Substances Enquiry List

Controlled substance entries for enquiry and compliance review
Browse Controlled Substances A-Z
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Compound CAT No. CAS No. Category Action
N-Desmethyl Zolpidem CS-O-45807 82644-31-3 Metabolite
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N-Desmethyl Zopiclone (Rac) CS-O-10026 59878-63-6 Metabolite
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N-Desmethyl Zopiclone HCl CS-EO-03950 1216659-29-8 Metabolite
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N-Desmethyl Zopiclone-d8 Hydrochloride CS-T-88393 1189719-74-1 Metabolite
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N-Desmethyl-N-ethyl Diazepam CS-TB-14993 5571-65-3 Metabolite
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N-Desmethyl-N-methoxycarbonyl Codeine CS-TB-15078 210754-24-8 Metabolite
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N-Desmethyltramadol CS-ED-41632 73806-55-0 Metabolite
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N-ethyl-3-(pyrazolo[1,5-a]pyrimidin-7-yl)aniline CS-O-40488 1227694-76-9 Impurity
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N-Ethylamphetamine Hydrochloride CS-O-63956 16105-78-5 Impurity
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N-Ethyl-dl-norephedrine Hydrochloride CS-T-57144 4831-14-5 Intermediate
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N-Hydroxy methylphenidate CS-O-45703 2265884-78-2 Metabolite
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N-Hydroxy Phentermine Hydrochloride CS-T-56256 51835-51-9 Intermediate
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N-Hydroxymephentermine CS-T-78383 58670-93-2 Intermediate
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N-Hydroxyphentermine CS-T-56257 38473-30-2 Intermediate
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Nicocodine CS-ED-00642 ‎3688-66-2 Intermediate
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Nicodicodine CS-ED-00644 808-24-2 Intermediate
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Nicomorphine CS-O-33597 639-48-5 Intermediate
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Nimetazepam-d3 CS-T-103237 1346600-84-7 Stable Isotopes
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Niobium CS-BX-030849 7440-03-1 Reagents
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Nisoldipine Impurity A CS-O-65765 21829-25-4 Impurity
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Nitrazepam CS-EB-03213 146-22-5 USP Standards
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Nitrazepam CS-T-30614 146-22-5 API
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Nitrazepam D5 CS-T-57104 136765-45-2 Stable Isotopes
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Nitrazepam EP Impurity A CS-O-14293 36020-93-6 Impurity
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