Notice2026-06052
Bulk Manufacturer of Controlled Substances Application: Chemtos, LLC
Primary source
Metadata and text below are from the Federal Register, a public-domain U.S. government work. Always verify the official published version before relying on it for any legal matter.
Published
March 30, 2026
Issuing agencies
Justice DepartmentDrug Enforcement Administration
Abstract
Chemtos, LLC has applied to be registered as a bulk manufacturer of basic class(es) of controlled substance(s). Refer to SUPPLEMENTARY INFORMATION listed below for further drug information.
Full Text
<html>
<head>
<title>Federal Register, Volume 91 Issue 60 (Monday, March 30, 2026)</title>
</head>
<body><pre>
[Federal Register Volume 91, Number 60 (Monday, March 30, 2026)]
[Notices]
[Pages 15636-15637]
From the Federal Register Online via the Government Publishing Office [<a href="http://www.gpo.gov">www.gpo.gov</a>]
[FR Doc No: 2026-06052]
=======================================================================
-----------------------------------------------------------------------
DEPARTMENT OF JUSTICE
Drug Enforcement Administration
[Docket No. DEA-1691]
Bulk Manufacturer of Controlled Substances Application: Chemtos,
LLC
AGENCY: Drug Enforcement Administration, Justice.
ACTION: Notice of application.
-----------------------------------------------------------------------
SUMMARY: Chemtos, LLC has applied to be registered as a bulk
manufacturer of basic class(es) of controlled substance(s). Refer to
SUPPLEMENTARY INFORMATION listed below for further drug information.
DATES: Registered bulk manufacturers of the affected basic class(es),
and applicants, therefore, may submit electronic comments on or
objections to the issuance of the proposed registration on or before
May 29, 2026. Such persons may also file a written request for a
hearing on the application on or before May 29, 2026.
ADDRESSES: The Drug Enforcement Administration requires that all
comments be submitted electronically through the Federal eRulemaking
Portal, which provides the ability to type short comments directly into
the comment field on the web page or attach a file for lengthier
comments. Please go to <a href="https://www.regulations.gov">https://www.regulations.gov</a> and follow the
online instructions at that site for submitting comments. Upon
submission of your comment, you will receive a Comment Tracking Number.
Please be aware that submitted comments are not instantaneously
available for public view on <a href="https://www.regulations.gov">https://www.regulations.gov</a>. If you have
received a Comment Tracking Number, your comment has been successfully
submitted and there is no need to resubmit the same comment.
SUPPLEMENTARY INFORMATION: In accordance with 21 CFR 1301.33(a), this
is notice that on February 13, 2026, Chemtos, LLC, 16713 Picadilly
Court, Round Rock, Texas 78664-8544, applied to be registered as a bulk
manufacturer of the following basic class(es) of controlled
substance(s):
------------------------------------------------------------------------
Controlled substance Drug code Schedule
------------------------------------------------------------------------
4-Chloromethcathinone................ 1239 I
[[Page 15637]]
1-(4-methoxyphenyl)-N-methylpropan-2- 1245 I
amine.
4,4'-Dimethylaminorex................ 1595 I
4F-MDMB-BINACA (4F-MDMB-BUTINACA or 7043 I
methyl 2-(1-(4-fluorobutyl)-1H-
indazole-3-carboxamido)-3,3-
dimethylbutanoate).
MDMB-4en-PINACA (methyl 3,3-dimethyl- 7090 I
2-(1-(pent-4- en-1-yl)-1H-indazole-3-
carboxamido)butanoate).
2-(Ethylamino)-2-(3- 7286 I
methoxyphenyl)cyclohexan-1-one
(methoxetamine).
Alpha-Pyrrolidinoheptaphenone (PV8).. 7548 I
1-(1,3-Benzodioxol-5-yl)-2- 7552 I
(dimethylamino)pentan-1-one.
Butonitazene (2-(2-(4-butoxybenzyl)-5- 9751 I
nitro-1H-benzimidazol-1-yl)-N,N-
diethylethan-1-amine).
Flunitazene (N,N-diethyl-2-(2-(4- 9756 I
fluorobenzyl)-5-nitro-1H-
benzimidazol-1-yl)ethan-1-amine).
Metonitazene (N,N-diethyl-2-(2-(4- 9757 I
methoxybenzyl)-5- nitro-1H-
benzimidazol-1-yl)ethan-1-amine).
N-Pyrrolidino etonitazene (2-(4- 9758 I
ethoxybenzyl)-5-nitro-1- (2-
(pyrrolidin-1-yl)ethyl)-1H-
benzimidazole).
Protonitazene (N,N-diethyl-2-(5-nitro- 9759 I
2-(4- propoxybenzyl)-1H-benzimidazol-
1-yl)ethan-1-amine).
2-(4-Methoxybenzyl)-5-nitro-1-(2- 9762 I
(pyrrolidin-1-yl)ethyl)- 1H-
benzimidazole (N-pyrrolidino
metonitazene).
5-Nitro-2-(4-propoxybenzyl)-1-(2- 9763 I
(pyrrolidin-1-yl)ethyl)- 1H-
benzimidazole (N-pyrrolidino
protonitazene).
Metodesnitazene (N,N-diethyl-2-(2-(4- 9764 I
methoxybenzyl)- 1H-benzimidazol-1-
yl)ethan-1-amine).
Etodesnitazene; etazene (2-(2-(4- 9765 I
ethoxybenzyl)-1H-benzimidazol-1-yl)-
N,N-diethylethan-1-amine).
2-(2-(Benzodioxol-5-ylmethyl)-5-nitro- 9766 I
1H-benzimidazol-1-yl)-N,N-
diethylethan-1-amine.
2-(2-(4-Ethoxybenzyl)-5-methyl-1H- 9767 I
benzimidazol-1-yl)- N,N-diethylethan-
1-amine.
2-(2-(4-Ethoxybenzyl)-5-nitro-1H- 9768 I
benzimidazol-1-yl)-N-ethylethan-1-
amine.
N-Ethyl-2-(5-nitro-2-(4- 9769 I
propoxybenzyl)-1H-benzimidazol-1-
yl)ethan-1-amine.
2-(2-((2,3-Dihydrobenzofuran-5- 9770 I
yl)methyl)-5-nitro-1H-benzimidazol-1-
yl)-N,N-diethylethan-1-amine.
2-(2-(4-Ethoxybenzyl)-5-nitro-1H- 9771 I
benzimidazol-1-yl)- N,N-
dimethylethan-1-amine.
2-(4-Isopropoxybenzyl)-5-nitro-1-(2- 9772 I
(pyrrolidin-1- yl)ethyl)-1H-
benzimidazole.
------------------------------------------------------------------------
The company plan to bulk manufacture the listed controlled
substances for distribution as reference standards to its customers. No
other activities for these drug codes are authorized for this
registration.
Thomas Prevoznik,
Deputy Assistant Administrator.
[FR Doc. 2026-06052 Filed 3-27-26; 8:45 am]
BILLING CODE P
</pre></body>
</html>Indexed from Federal Register on March 30, 2026.
This is legal information, not legal advice. Laws vary by jurisdiction and change frequently. Always verify current law with official sources and consult a licensed attorney in your jurisdiction for advice on your specific situation.