L-Threonine (CAS 72-19-5) — formula C4H9NO3, molecular weight 119.06 g/mol; category food additives.
L-Threonine (CAS 72-19-5) is a chemical raw material in the food additives category. Its molecular formula C4H9NO3 comprises 4 C, 9 H, 1 N, 3 O atoms. Its molecular weight is about 119.06 g/mol. Reported physicochemical data: melting point around 256, LogP about -2.94. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 72-19-5 |
|---|---|
| Molecular Formula | C4H9NO3 |
| Molecular Weight | 119.06 g/mol |
| Melting Point | 256 |
| LogP | -2.94 |
| Packaging | 25/50kg woven bags, 20/25/50kg fibre drums, 200kg plastic drums, 1000kg IBC (subject to order confirmation) |
| Applications | 典型应用领域：食品配料, 日化原料, 精细化工。规格/纯度：以批次 COA 为准。包装：25/50kg 编织袋, 20/25/50kg 纸板桶, 200kg 塑料桶, 1000kg IBC（以订单确认为准）。储存：阴凉干燥 |
| Category | Nutrition Enhancers |
Documented applications: 典型应用领域：食品配料, 日化原料, 精细化工。规格/纯度：以批次 COA 为准。包装：25/50kg 编织袋, 20/25/50kg 纸板桶, 200kg 塑料桶, 1000kg IBC（以订单确认为准）。储存：阴凉干燥.
L-Threonine is a food-grade compound with CAS registry number 72-19-5 and molecular formula C4H9NO3 (molecular weight 119.06 g/mol), belonging to the food additives segment of chemical raw materials.
CAS number: 72-19-5
Its molecular formula C4H9NO3 comprises 4 C, 9 H, 1 N, 3 O atoms.
Also known as: L-Threonine · L-苏氨酸 · THREONINE
Category: food additives
The CAS registry number of L-Threonine is 72-19-5.
Molecular formula C4H9NO3, molecular weight 119.06 g/mol.
It is also registered under: L-Threonine, L-苏氨酸, THREONINE.
Recorded applications: 典型应用领域：食品配料, 日化原料, 精细化工。规格/纯度：以批次 COA 为准。包装：25/50kg 编织袋, 20/25/50kg 纸板桶, 200kg 塑料桶, 1000kg IBC（以订单确认为准）。储存：阴凉干燥.
Category: Nutrition Enhancers.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for L-Threonine (CAS 72-19-5), compiled from public chemistry databases.
| CAS Number | 72-19-5 |
|---|---|
| PubChem CID | 6288 |
| Molecular Formula | C4H9NO3 |
| Molecular Weight | 119.06 g/mol |
| IUPAC Name | (2S,3R)-2-amino-3-hydroxybutanoic acid |
| InChIKey | AYFVYJQAPQTCCC-GBXIJSLDSA-N |
| UNII (FDA) | 2ZD004190S |
| Molecular Weight | 119.12 |
|---|---|
| XLogP3 | -2.9 |
| Hydrogen Bond Donor Count | 3 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 2 |
| Exact Mass | 119.058243149 |
| Monoisotopic Mass | 119.058243149 |
| Topological Polar Surface Area | 83.6 |
| Heavy Atom Count | 8 |
| Melting Point | 256 |
|---|---|
| Melting Point | 256 °C (decomposes) |
| Melting Point | 256 °C |
| Solubility | 97000 |
| Solubility | In water, 9.70X10+4 mg/L at 25 °C |
| Solubility | 97.0 mg/mL |
| Vapor Pressure | 0.00000004 [mmHg] |
| LogP | -2.94 |
| LogP | log Kow = -2.94 |
| Ionization Efficiency | 2.35 |
L-threonine; threonine; 72-19-5; (2S,3R)-2-amino-3-hydroxybutanoic acid; Threonin; L-(-)-Threonine; (S)-Threonine; 2-amino-3-hydroxybutyric acid; Treonina; (2S,3R)-2-Amino-3-hydroxybutyric acid; Threoninum; L-Threonin; L-thr; DTXSID2046412; (2S)-threonine; L-2-Amino-3-hydroxybutyric acid
| Regulatory & food contact | FDA Substance added to food: FLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT, NUTRIENT SUPPLEMENT FLAVOURING_AGENT: Flavouring Agent Flavoring Agents Savory, Pleasant No safety concern at current levels of intake when used as a flavouring agent TRS 974-JECFA 76 |
|---|---|
| GHS notifications | 99.6% (245 / 246) |
| GHS notifications | 99.6% (245 / 246) |
|---|
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: L-苏氨酸