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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Glutamine, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Glutamine impurity reference standards are invaluable for pharmaceutical research, supporting product development, ANDA and DMF submissions, quality control (QC), method validation, and stability studies. They also aid in identifying unknown impurities and assessing genotoxic potential.
Our Glutamine-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.

Glutamine Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
L-Glutamine-5-13C Hydrochloride Stable Isotopes CS-T-96948 Not Available Enquire
N2-Lauroyl-L-glutamine-d23 Stable Isotopes CS-T-96909 1795786-88-7 Enquire


API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
D-Glutamine API CS-T-55374 5959-95-5 Enquire


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(tert-Butoxycarbonyl)-DL-glutamine Impurity CS-O-47521 85535-45-1 Enquire
L-alanyl-L-glutamyl-L-alanyl-L-glutamine Impurity CS-O-60313 1402135-14-1 Enquire
L-Glutamine Diethylamide Hydrochloride Impurity CS-O-57185 77529-90-9 Enquire
N-Phenylacetyl-L-Glutamine Impurity CS-O-01987 28047-15-6 In Stock
Alanyl Glutamine Impurity 18 HCl Impurity CS-P-08594 Not Available Enquire


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2-Phenylacetamide Fine Chemicals CS-M-41951 103-81-1 In Stock
L-Glutamine Fine Chemicals CS-T-25454 56-85-9 In Stock
L-glutamine diethylamide Fine Chemicals CS-O-40778 Not Available Enquire


Peptide

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
L-Isoleucyl-L-glutamine Peptide CS-O-56866 59652-60-7 Enquire
Pyr-Gln-OH Peptide CS-O-55069 109481-23-4 Enquire


Stable Isotope Reagent

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
L-Glutamine-¹⁵N Stable Isotope Reagent CS-T-103434 80143-57-3 Enquire
L-Glutamine-2,3,3,4,4-d5 Stable Isotope Reagent CS-P-01025 14341-78-7 Enquire


Biochemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
DMEM/Ham’s F-12 (DMEM/F-12), with L-Glutamine Biochemicals CS-SR-00657-500ML Not Available Enquire


Building Blocks

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
L-Alanyl -L-Glutamine Building Blocks CS-O-30632 39537-23-0 In Stock
L-Isoglutamine Building Blocks CS-T-79093 636-65-7 Enquire