THREONINE（CAS 72-19-5）：分子式 C4H9NO3、分子量 119.12。
THREONINE（CAS 72-19-5） 属于 Food Additives 类别，作为常用化工原料在对应应用领域稳定供应。济南圣和化工有限公司（Jinan Shenghe Chemical Co., Ltd.）长期批量供应 THREONINE，每批随货提供 COA 与分析证书，支持按订单定制纯度与包装规格。 典型归类：Food Additives。
| CAS号 | 72-19-5 |
|---|---|
| 分子式 | C4H9NO3 |
| 分子量 | 119.12 |
| LogP | -2.9 |
| 应用领域 | Uses: CIR ingredient: Threonine、An essential amino acid、[Merck Index] Used as a flavoring agent and nutritional supplement、[FDA] Used as a dietary supplement、flavor additive、and for biochemical research、[HSDB]、[Merck Index]、Nutrition and biochemical research、dietary supplement、BIOLOGICAL ACTIVITIES: Possible antiulcer、essential、flavor、Use (kg、approx.) in Germany (2009): >10000、Consumption (g per capita、approx.) in Germany (2009): 0.122、Calculated removal (%): 92.1、L-Threonine makes up collagen、elastin、and enamel protein. It aids proper fat metabolism in the liver、helps the digestive and intestinal tracts function more smoothly、and assists in metabolism and assimilation.、Use Classification: Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes、Flavoring Agents -> JECFA Flavorings Index、Cosmetics -> Hair conditioning、Antistatic、Household Products: Information on 29 consumer products that contain Threonine in the following categories is provided:、• Personal Care、Methods of Manufacturing: Hydrolysis of protein (casein)、organic synthesis.、U.S. Production: Production volumes for non-confidential chemicals reported under the Inventory Update Rule. [Table#7478]、General Manufacturing Information: L-Threonine: ACTIVE、Threonine: ACTIVE、The amino acids that are incorporated into mammalian protein are alpha-amino acids、with the exception of proline、which is an alpha-imino acid. This means that they have a carboxyl group、an amino nitrogen group、and a side chain attached to a central alpha-carbon. Functional differences among the amino acids lie in the structure of their side chains. In addition to differences in size、these side groups carry different charges at physiological pH (e.g.、nonpolar、uncharged but polar、negatively charged、positively charged)、some groups are hydrophobic (e.g.、branched chain and aromatic amino acids) and some hydrophilic (most others). These side chains have an important bearing on the ways in which the higher orders of protein structure are stabilized and are intimate parts of many other aspects of protein function. |
登记用途：Uses: CIR ingredient: Threonine、An essential amino acid、[Merck Index] Used as a flavoring agent and nutritional supplement、[FDA] Used as a dietary supplement、flavor additive、and for biochemical research、[HSDB]、[Merck Index]、Nutrition and biochemical research、dietary supplement、BIOLOGICAL ACTIVITIES: Possible antiulcer、essential、flavor、Use (kg、approx.) in Germany (2009): >10000、Consumption (g per capita、approx.) in Germany (2009): 0.122、Calculated removal (%): 92.1、L-Threonine makes up collagen、elastin、and enamel protein. It aids proper fat metabolism in the liver、helps the digestive and intestinal tracts function more smoothly、and assists in metabolism and assimilation.、Use Classification: Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes、Flavoring Agents -> JECFA Flavorings Index、Cosmetics -> Hair conditioning、Antistatic、Household Products: Information on 29 consumer products that contain Threonine in the following categories is provided:、• Personal Care、Methods of Manufacturing: Hydrolysis of protein (casein)、organic synthesis.、U.S. Production: Production volumes for non-confidential chemicals reported under the Inventory Update Rule. [Table#7478]、General Manufacturing Information: L-Threonine: ACTIVE、Threonine: ACTIVE、The amino acids that are incorporated into mammalian protein are alpha-amino acids、with the exception of proline、which is an alpha-imino acid. This means that they have a carboxyl group、an amino nitrogen group、and a side chain attached to a central alpha-carbon. Functional differences among the amino acids lie in the structure of their side chains. In addition to differences in size、these side groups carry different charges at physiological pH (e.g.、nonpolar、uncharged but polar、negatively charged、positively charged)、some groups are hydrophobic (e.g.、branched chain and aromatic amino acids) and some hydrophilic (most others). These side chains have an important bearing on the ways in which the higher orders of protein structure are stabilized and are intimate parts of many other aspects of protein function.。
THREONINE 是一种化工化合物，登记 CAS 号为 72-19-5，分子式 C4H9NO3（分子量 119.12）。
登记 CAS 号：72-19-5
其分子式 C4H9NO3 由 4 个碳、9 个氢、1 个氮、3 个氧 组成。
别名/同义词：THREONINE · L-Threonine
THREONINE 的 CAS 登记号为 72-19-5。
分子式 C4H9NO3，分子量 119.12。
别名/同义词：THREONINE、L-Threonine。
登记用途：Uses: CIR ingredient: Threonine、An essential amino acid、[Merck Index] Used as a flavoring agent and nutritional supplement、[FDA] Used as a dietary supplement、flavor additive、and for biochemical research、[HSDB]、[Merck Index]、Nutrition and biochemical research、dietary supplement、BIOLOGICAL ACTIVITIES: Possible antiulcer、essential、flavor、Use (kg、approx.) in Germany (2009): >10000、Consumption (g per capita、approx.) in Germany (2009): 0.122、Calculated removal (%): 92.1、L-Threonine makes up collagen、elastin、and enamel protein. It aids proper fat metabolism in the liver、helps the digestive and intestinal tracts function more smoothly、and assists in metabolism and assimilation.、Use Classification: Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes、Flavoring Agents -> JECFA Flavorings Index、Cosmetics -> Hair conditioning、Antistatic、Household Products: Information on 29 consumer products that contain Threonine in the following categories is provided:、• Personal Care、Methods of Manufacturing: Hydrolysis of protein (casein)、organic synthesis.、U.S. Production: Production volumes for non-confidential chemicals reported under the Inventory Update Rule. [Table#7478]、General Manufacturing Information: L-Threonine: ACTIVE、Threonine: ACTIVE、The amino acids that are incorporated into mammalian protein are alpha-amino acids、with the exception of proline、which is an alpha-imino acid. This means that they have a carboxyl group、an amino nitrogen group、and a side chain attached to a central alpha-carbon. Functional differences among the amino acids lie in the structure of their side chains. In addition to differences in size、these side groups carry different charges at physiological pH (e.g.、nonpolar、uncharged but polar、negatively charged、positively charged)、some groups are hydrophobic (e.g.、branched chain and aromatic amino acids) and some hydrophilic (most others). These side chains have an important bearing on the ways in which the higher orders of protein structure are stabilized and are intimate parts of many other aspects of protein function.。
THREONINE（CAS 72-19-5）的独立参考数据，整理自公开化学数据库。
| CAS 号 | 72-19-5 |
|---|---|
| PubChem CID | 6288 |
| 分子式 | C4H9NO3 |
| 分子量 | 119.06 g/mol |
| IUPAC 名称 | (2S,3R)-2-amino-3-hydroxybutanoic acid |
| InChIKey | AYFVYJQAPQTCCC-GBXIJSLDSA-N |
| UNII（FDA） | 2ZD004190S |
| ChEBI 编号 | CHEBI:16857 |
| FEMA 编号 | 4710 |
| JECFA 编号 | 2119 |
| 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
| 法规与食品接触 | 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 通报统计 | 99.6% (245 / 246) |
| GHS 通报统计 | 99.6% (245 / 246) |
|---|
L-苏氨酸 的 CAS 号为 72-19-5，分子式 C4H9NO3，分子量 119.06 g/mol。 UNII 2ZD004190S; ChEBI 16857; InChIKey AYFVYJQAPQTCCC-GBXIJSLDSA-N. Melting Point: 256; Melting Point: 256 °C (decomposes); Melting Point: 256 °C.
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: THREONINE