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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Threonine, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our 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 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.

Threonine Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
D-Aspartyl-D-Threonyl-d3-D-threonyl-d3-D-asparaginyl-D-tyros... Stable Isotopes CS-T-97028 Not Available Enquire
D-Threonine-4-13C-4,4,4-d3 Stable Isotopes CS-T-96864 Not Available Enquire
D-Threonyl-d3-D-threonyl-d3-D-asparaginyl-D-tyrosyl-D-Threon... Stable Isotopes CS-T-96865 Not Available Enquire
L-​Threonine-​15N Stable Isotopes CS-T-96863 80681-09-0 Enquire
N-Acetyl-d3-L-threonine-2,3-d2 Stable Isotopes CS-T-94745 17093-74-2(Unlabelled) Enquire


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
7-Mercaptoheptanoylthreonine Fine Chemicals CS-O-57651 --- Enquire
DL-Threonine Fine Chemicals CS-DA-00247 80-68-2 In Stock


Stable Isotope Reagent

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
D-Threonine-2,3-d2 Stable Isotope Reagent CS-C-01435 632-20-2 (Unlabelled) Enquire
L-Threonine-d5 Stable Isotope Reagent CS-CH-00169 1217456-38-6 In Stock


Building Blocks

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Fmoc-L-Threonine Building Blocks CS-M-57887 73731-37-0 In Stock
L-Isoleucine Building Blocks CS-O-30624 73-32-5 In Stock
L-Phosphothreonine Building Blocks CS-ED-41451 1114-81-4 Enquire


Carbohydrates

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
O-α-D-mannopyranosyl-L-threonine Carbohydrates CS-OC-00242 Not Available Enquire