L-[35S]METHIONINE (CAS 3654-96-4) — formula C5H11NO2S, molecular weight 149.21; category food additives.
L-[35S]METHIONINE (CAS 3654-96-4) is classified under Food Additives, with molecular formula C5H11NO2S and molecular weight 149.21, and serves as a key raw material in the food and beverage industry — commonly applied as a food additive, nutritional supplement, or processing aid where regulatory-grade purity is required. Jinan Shenghe Chemical Co., Ltd. supplies L-[35S]METHIONINE at commercial scale with stable lot-to-lot quality, accompanied by COA and full specification documentation. Typical categorization: Food Additives.
| CAS Number | 3654-96-4 |
|---|---|
| Molecular Formula | C5H11NO2S |
| Molecular Weight | 149.21 |
| Melting Point | 283 |
| Boiling Point | 181 °C (decomposes) |
| LogP | -1.87 |
| Applications | CIR ingredient: Methionine, An essential amino acid, Used therapeutically as an antidote for acetaminophen poisoning and a urinary acidifier, Chelating agent for heavy metals, Used as a flavoring agent and nutritional supplement for foods, Used in pharmaceuticals |
| Category | Food Additives |
Documented applications: CIR ingredient: Methionine, An essential amino acid, Used therapeutically as an antidote for acetaminophen poisoning and a urinary acidifier, Chelating agent for heavy metals, Used as a flavoring agent and nutritional supplement for foods, Used in pharmaceuticals.
L-[35S]METHIONINE is a food-grade compound with CAS registry number 3654-96-4 and molecular formula C5H11NO2S (molecular weight 149.21), belonging to the food additives segment of chemical raw materials.
CAS number: 3654-96-4
Its molecular formula C5H11NO2S comprises 5 C, 11 H, 1 N, 2 O, 1 S atoms.
Also known as: L-[35S]METHIONINE · L-[35S]蛋氨酸
Category: food additives
The CAS registry number of L-[35S]METHIONINE is 3654-96-4.
Molecular formula C5H11NO2S, molecular weight 149.21.
It is also registered under: L-[35S]METHIONINE, L-[35S]蛋氨酸.
Recorded applications: CIR ingredient: Methionine, An essential amino acid, Used therapeutically as an antidote for acetaminophen poisoning and a urinary acidifier, Chelating agent for heavy metals, Used as a flavoring agent and nutritional supplement for foods, Used in pharmaceuticals.
Category: Food Additives.
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-[35S]METHIONINE (CAS 3654-96-4), compiled from public chemistry databases.
| CAS Number | 3654-96-4 |
|---|---|
| PubChem CID | 6137 |
| Molecular Formula | C5H11NO2S |
| IUPAC Name | (2S)-2-amino-4-methylsulfanylbutanoic acid |
| UNII (FDA) | AE28F7PNPL |
| Molecular Weight | 149.21 |
|---|---|
| XLogP3 | -1.9 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 4 |
| Exact Mass | 149.05104977 |
| Monoisotopic Mass | 149.05104977 |
| Topological Polar Surface Area | 88.6 |
| Heavy Atom Count | 9 |
| Boiling Point | 181 °C (decomposes) |
|---|---|
| Melting Point | 283 |
| Melting Point | 284 °C |
| Solubility | 56600 |
| Solubility | In water, 56.6 g/L at 25 °C |
| Solubility | 56.6 mg/mL |
| Vapor Pressure | 0.00000052 [mmHg] |
| LogP | -1.87 |
| LogP | log Kow = -1.87 |
| Ionization Efficiency | 2.7 |
L-methionine; 63-68-3; methionine; h-Met-oh; (S)-2-Amino-4-(methylthio)butanoic acid; Cymethion; L-(-)-Methionine; S-Methionine; L-Methioninum; Neo-methidin; Methilanin; (S)-methionine; (L)-Methionine; metionina; Acimethin; L-Methionin
| Regulatory & food contact | EU Flavoring substances FDA Substance added to food: FLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT, NUTRIENT SUPPLEMENT Flavoring Agents CIR / INCI: Cosmetic ingredients (Methionine) -> CIR (Cosmetic Ingredient Review) CIR / INCI: Skin conditioning; Antistatic; Hair conditioning |
|---|---|
| GHS notifications | 97.6% (206 / 211) |
| GHS notifications | 97.6% (206 / 211) |
|---|
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: L-[35S]蛋氨酸