L-Histidine HCL (CAS 645-35-2) — formula C6H9N3O2.ClH, molecular weight 191.61; category cosmetic raw materials.
L-Histidine HCL (CAS 645-35-2) is a chemical raw material in the cosmetic raw materials category. Its molecular formula C6H9N3O2.ClH comprises 6 C, 10 H, 3 N, 2 O, 1 Cl atoms. Its molecular weight is about 191.61. 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 | 645-35-2 |
|---|---|
| Molecular Formula | C6H9N3O2.ClH |
| Molecular Weight | 191.61 |
| Applications | CIR ingredient: Histidine HCl, Histidine is an essential amino acid, An essential amino acid, Cosmetics, Reducing, L-Histidine |
| Category | Cosmetic Raw Materials |
Documented applications: CIR ingredient: Histidine HCl, Histidine is an essential amino acid, An essential amino acid, Cosmetics, Reducing, L-Histidine.
L-Histidine HCL is a cosmetic-ingredient compound with CAS registry number 645-35-2 and molecular formula C6H9N3O2.ClH (molecular weight 191.61), belonging to the cosmetic raw materials segment of chemical raw materials.
CAS number: 645-35-2
Its molecular formula C6H9N3O2.ClH comprises 6 C, 10 H, 3 N, 2 O, 1 Cl atoms.
Also known as: L-Histidine HCL · L-组氨酸盐酸盐
Category: cosmetic raw materials
The CAS registry number of L-Histidine HCL is 645-35-2.
Molecular formula C6H9N3O2.ClH, molecular weight 191.61.
It is also registered under: L-Histidine HCL, L-组氨酸盐酸盐.
Recorded applications: CIR ingredient: Histidine HCl, Histidine is an essential amino acid, An essential amino acid, Cosmetics, Reducing, L-Histidine.
Category: Cosmetic Raw Materials.
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-Histidine HCL (CAS 645-35-2), compiled from public chemistry databases.
| CAS Registry Number | 645-35-2 |
|---|---|
| PubChem CID | 66091 |
| Molecular formula | C6H9N3O2.ClH |
| IUPAC name | (2S)-2-amino-3-(1H-imidazol-5-yl)propanoic acid;hydrochloride |
| UNII (FDA) | 1D5Q932XM6 |
| Molecular Weight | 191.61 |
|---|---|
| Hydrogen Bond Donor Count | 4 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 3 |
| Exact Mass | 191.0461543 |
| Monoisotopic Mass | 191.0461543 |
| Topological Polar Surface Area | 92 |
| Heavy Atom Count | 12 |
L-Histidine hydrochloride; 645-35-2; 1007-42-7; Histidine hydrochloride; Histidine monohydrochloride; Histidine HCl; L-Histidine, monohydrochloride; L-Histidine monohydrochloride; (-)-Histidine monohydrochloride; L-Histidine hydrochloride (VAN); Histidine hydrochloride, L-; Histidine hydrochloride (VAN); DTXSID3020700; L-Histidine, hydrochloride (1:1); EINECS 211-438-9; Histidine monohydrochloride, L-(+)-
| Regulatory & Food Contact | CIR / INCI: Cosmetic ingredients (Histidine HCl) -> CIR (Cosmetic Ingredient Review) CIR / INCI: Antioxidant; Reducing |
|---|---|
| GHS notification summary | 99.3% (142 / 143) |
| GHS notification summary | 99.3% (142 / 143) |
|---|
This chemical does not meet GHS hazard criteria for 99.3% (142 of 143) of all reports.
Reported as not meeting GHS hazard criteria by 142 of 143 companies (only 0.7% companies provided GHS information). For more detailed information, please visit ECHA C&L website.
L-Histidine HCL · CAS 645-35-2 · C6H9N3O2.ClH. UNII 1D5Q932XM6.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: L-组氨酸盐酸盐