2-Hydroxy-DL-tryptophan (CAS 21704-80-3) — formula C11H12N2O3, molecular weight 220.22; category food additives.
2-Hydroxy-DL-tryptophan (CAS 21704-80-3) is classified under Food Additives, with molecular formula C11H12N2O3 and molecular weight 220.22, 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 2-Hydroxy-DL-tryptophan at commercial scale with stable lot-to-lot quality, accompanied by COA and full specification documentation. Typical categorization: Food Additives.
| CAS Number | 21704-80-3 |
|---|---|
| Molecular Formula | C11H12N2O3 |
| Molecular Weight | 220.22 |
| LogP | -1.3 |
| Category | Food Additives |
2-Hydroxy-DL-tryptophan is a food-grade compound with CAS registry number 21704-80-3 and molecular formula C11H12N2O3 (molecular weight 220.22), belonging to the food additives segment of chemical raw materials.
CAS number: 21704-80-3
Its molecular formula C11H12N2O3 comprises 11 C, 12 H, 2 N, 3 O atoms.
Also known as: 2-Hydroxy-DL-tryptophan · 色氨酸EP杂质G
Category: food additives
The CAS registry number of 2-Hydroxy-DL-tryptophan is 21704-80-3.
Molecular formula C11H12N2O3, molecular weight 220.22.
It is also registered under: 2-Hydroxy-DL-tryptophan, 色氨酸EP杂质G.
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 2-Hydroxy-DL-tryptophan (CAS 21704-80-3), compiled from public chemistry databases.
| CAS Number | 21704-80-3 |
|---|---|
| PubChem CID | 17754204 |
| Molecular Formula | C11H12N2O3 |
| IUPAC Name | (2S)-2-amino-3-(2-hydroxy-1H-indol-3-yl)propanoic acid |
| UNII (FDA) | TCB9GM9U3X |
| Molecular Weight | 220.22 |
|---|---|
| XLogP3 | -1.3 |
| Hydrogen Bond Donor Count | 4 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 3 |
| Exact Mass | 220.08479225 |
| Monoisotopic Mass | 220.08479225 |
| Topological Polar Surface Area | 99.3 |
| Heavy Atom Count | 16 |
2-HYDROXY-L-TRYPTOPHAN; 21704-80-3; 2-Hydroxy-Tryptophan; 2-hydroxytryptophan; (2S)-2-amino-3-(2-hydroxy-1H-indol-3-yl)propanoic acid; (S)-2-Amino-3-(2-hydroxy-1H-indol-3-yl)propanoic acid; L-Tryptophan, 2-hydroxy-; 2-Hydroxytryptophan [EP]; Tryptophan impurity G [EP]; CHEBI:74690; DTXSID00951604; 2-HYDROXYTRYPTOPHAN [EP IMPURITY]; TRYPTOPHAN IMPURITY G [EP IMPURITY]; N-ACETYLTRYPTOPHAN IMPURITY G [EP IMPURITY]; 2-HYDROXYTRYPTOPHAN (EP IMPURITY); TRYPTOPHAN IMPURITY G (EP IMPURITY)
| Notified hazard statements | H302 (100%), H315 (100%), H319 (100%), H335 (100%) |
|---|
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 色氨酸EP杂质G