Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for L-threonine, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our L-threonine 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 L-threonine-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.
Our L-threonine-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.
L-threonine Related Compounds
Stable Isotopes
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| "L-Threonine-13C4-(Bzl),15N, N-Boc" | Stable Isotopes | CS-CH-00165 | 1217463-23-4 | Enquire |
| L-Threonine 13C | Stable Isotopes | CS-T-62037 | 81202-08-6 | Enquire |
| L-Threonine-13C2 | Stable Isotopes | CS-CH-00164 | 1217476-30-6 | Enquire |
| L-Threonine-13C4 | Stable Isotopes | CS-CH-00166 | 55443-53-3 | Enquire |
| L-Threonine-15N | Stable Isotopes | CS-CH-00168 | 252743-41-2 | Enquire |
| L-Threonine-2,3-D2 | Stable Isotopes | CS-T-94123 | 1202936-45-5 | Enquire |
| N-Acetyl-d3-L-threonine-2,3-d2 | Stable Isotopes | CS-T-94745 | 17093-74-2(Unlabelled) | Enquire |
Impurities
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| L-Threonine Benzyl Ester Hemioxalate | Impurities | CS-T-86897 | 86088-59-7 | Enquire |
| N-Boc-L-threonine | Impurities | CS-T-07724 | 2592-18-9 | Enquire |
| N-Fmoc-L-threonine Allyl Ester | Impurities | CS-T-24589 | 136523-92-7 | Enquire |
Intermediates
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 4-Hydroxy-L-threonine | Intermediates | CS-T-28819 | 21768-45-6 | Enquire |
| Acetyl-l-threonine methyl ester | Intermediates | CS-T-64071 | 2458-78-8 | Enquire |
| Boc-l-threonine hydrazide | Intermediates | CS-AC-02654 | 69568-63-4 | Enquire |
| Boc-O-benzyl-L-threonine-N-carboxyanhydride | Intermediates | CS-O-43371 | 160803-32-7 | Enquire |
| Boc-O-Methyl-L-threonine | Intermediates | CS-M-57996 | 48068-25-3 | Enquire |
| DL-Threonine methyl ester hydrochloride | Intermediates | CS-DK-00006 | 62076-66-8 | Enquire |
| L-alanyl-L-threonine | Intermediates | CS-ED-02583 | 24032-50-6 | Enquire |
| L-Threonine Methyl Ester Hydrochloride | Intermediates | CS-T-44303 | 39994-75-7 | Enquire |
| L-Threonine tert-Butyl Ester Hydrochloride | Intermediates | CS-T-44304 | 69320-90-7 | Enquire |
| L-THREONINEAMIDE Hydrochloride | Intermediates | CS-O-10746 | 33209-01-7 | Enquire |
| N-(9-Fluorenylmethoxycarbonyl)-O-tert-butyl-L-threonine | Intermediates | CS-M-57799 | 71989-35-0 | In Stock |
| N-Benzyloxycarbonyl L-Threonine Amide | Intermediates | CS-T-05886 | 49705-98-8 | Enquire |
| N-Benzyloxycarbonyl L-Threonine Amide O-Methanesulfonate | Intermediates | CS-T-05887 | 80082-51-5 | Enquire |
| N-Cbz-L-threonine | Intermediates | CS-T-10690 | 19728-63-3 | Enquire |
| N-Fmoc-L-threonine (2-Tolyl-2-oxo-ethyl)ester | Intermediates | CS-T-24590 | 1356841-91-2 | Enquire |
| O-Acetyl-L-Threonine | Intermediates | CS-ED-36526 | 17012-42-9 | Enquire |
| O-Benzyl-l-threonine benzyl ester oxalate | Intermediates | CS-AC-04015 | 15260-11-4 | Enquire |
| O-Methyl-L-threonine | Intermediates | CS-BX-00252 | 4144-02-9 | Enquire |
| O-tert-Butyl-L-threonine | Intermediates | CS-T-50115 | 4378-13-6 | Enquire |
Fine Chemicals
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| DL-Threonine | Fine Chemicals | CS-G-00138 | 28954-12-3 | Enquire |
| DL-Threonine | Fine Chemicals | CS-DA-00247 | 80-68-2 | In Stock |
| L-threonine | Fine Chemicals | CS-T-44290 | 72-19-5 | In Stock |
| L-Threonine ethyl ester hydrochloride | Fine Chemicals | CS-DB-00103 | 39994-70-2 | Enquire |
| O-Methyl-L-threonine | Fine Chemicals | CS-O-40686 | 4144-02-9 | Enquire |
Building Blocks
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| "N-Fmoc-O-[3,4,6-tri-O-acetyl-2-(acetylamino)-2-deoxy-α... | Building Blocks | CS-T-55004 | 116783-35-8 | Enquire |
| Fmoc-L-Threonine | Building Blocks | CS-M-57887 | 73731-37-0 | In Stock |
| L-a-Glutamyl-L-alanyl-L-valyl-L-seryl-L-leucyl-L-lysyl-L-pro... | Building Blocks | CS-T-78644 | 182683-50-7 | Enquire |
| N-(1-Deoxy-D-fructos-1-yl)?-L-threonine | Building Blocks | CS-T-73706 | 70954-04-0 | Enquire |
| N-Fmoc-O-[2-acetamido-2-deoxy-a-D-galactopyranosyl]-L-threon... | Building Blocks | CS-T-54997 | 301843-65-2 | Enquire |