DL-Histidine, Free Base (CAS 4998-57-6) — formula C6H9N3O2, molecular weight 155.15; category pharmaceutical intermediates and APIs.
DL-Histidine, Free Base (CAS 4998-57-6) is a chemical raw material in the pharmaceutical intermediates and APIs category. Its molecular formula C6H9N3O2 comprises 6 C, 9 H, 3 N, 2 O atoms. Its molecular weight is about 155.15. Reported physicochemical data: LogP about -3.2. 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 | 4998-57-6 |
|---|---|
| Molecular Formula | C6H9N3O2 |
| Molecular Weight | 155.15 |
| LogP | -3.2 |
| Applications | Histidine is an essential amino acid, Use (kg, approx.) in Germany (2009): >10000, Consumption (g per capita, approx.) in Germany (2009): 0.122, Calculated removal (%): 75.1 |
| Category | Pharmaceutical Intermediates & APIs |
Documented applications: Histidine is an essential amino acid, Use (kg, approx.) in Germany (2009): >10000, Consumption (g per capita, approx.) in Germany (2009): 0.122, Calculated removal (%): 75.1.
DL-Histidine, Free Base is a pharmaceutical intermediate or API compound with CAS registry number 4998-57-6 and molecular formula C6H9N3O2 (molecular weight 155.15), belonging to the pharmaceutical intermediates and APIs segment of chemical raw materials.
CAS number: 4998-57-6
Its molecular formula C6H9N3O2 comprises 6 C, 9 H, 3 N, 2 O atoms.
Also known as: DL-Histidine, Free Base · DL-组氨酸，游离碱
Category: pharmaceutical intermediates and APIs
The CAS registry number of DL-Histidine, Free Base is 4998-57-6.
Molecular formula C6H9N3O2, molecular weight 155.15.
It is also registered under: DL-Histidine, Free Base, DL-组氨酸，游离碱.
Recorded applications: Histidine is an essential amino acid, Use (kg, approx.) in Germany (2009): >10000, Consumption (g per capita, approx.) in Germany (2009): 0.122, Calculated removal (%): 75.1.
Category: Pharmaceutical Intermediates & APIs.
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 DL-Histidine, Free Base (CAS 4998-57-6), compiled from public chemistry databases.
| CAS Registry Number | 4998-57-6 |
|---|---|
| PubChem CID | 773 |
| Molecular formula | C6H9N3O2 |
| IUPAC name | 2-amino-3-(1H-imidazol-5-yl)propanoic acid |
| UNII (FDA) | QU6SDF3Q03 |
| Molecular Weight | 155.15 |
|---|---|
| XLogP3 | -3.2 |
| Hydrogen Bond Donor Count | 3 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 3 |
| Exact Mass | 155.069476538 |
| Monoisotopic Mass | 155.069476538 |
| Topological Polar Surface Area | 92 |
| Heavy Atom Count | 11 |
DL-HISTIDINE; 4998-57-6; 2-amino-3-(1H-imidazol-5-yl)propanoic acid; Histidine, DL-; QU6SDF3Q03; DL-2-Amino-3-(4-imidazolyl)propionsaeure; DTXSID00901785; 2-azaniumyl-3-(1H-imidazol-5-yl)propanoate; RefChem:1083902; DTXCID40196658; 225-660-9; 2-amino-3-(1H-imidazol-4-yl)propanoic acid; H-DL-His-OH; L-Histidine Base; Histidine #; UNII-QU6SDF3Q03
| GHS notification summary | 100% (2 / 2) |
|---|
| GHS notification summary | 100% (2 / 2) |
|---|
This chemical does not meet GHS hazard criteria for 100% (2 of 2) of all reports.
Reported as not meeting GHS hazard criteria by 2 of 2 companies. For more detailed information, please visit ECHA C&L website.
DL-Histidine, Free Base · CAS 4998-57-6 · C6H9N3O2. UNII QU6SDF3Q03.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: DL-组氨酸，游离碱