Molekula
L-Histidine hydrochloride
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
L-Histidine hydrochloride is a crystalline amino acid salt used in cell culture media, nutritional supplements, and biochemical research. It serves as a pH buffer and essential nutrient for cell growth. Available with a CAS number of 645-35-2, molecular formula C6H10ClN3O2, and molecular weight 191.62 g/mol. Stored at ambient temperature. Molekula supplies L-Histidine hydrochloride from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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25 g — $88.70 per pack
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White to off-white powder/ crystal/ needle |
| Assay | ≥98% |
| Identification (IR) | Conforms to structure |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 89990827 |
| CAS Number | 645-35-2 |
| IUPAC Name | (2S)-2-amino-3-(1H-imidazol-5-yl)propanoic acid;hydrochloride |
| EC Number | 211-438-9 |
| Molecular Formula | C6H10ClN3O2 |
| Molecular Weight | 191.62 |
| Exact Mass | 191.0462 |
| SMILES | C1=C(NC=N1)C[C@@H](C(=O)O)N.Cl |
| InChIKey | QZNNVYOVQUKYSC-JEDNCBNOSA-N |
| InChI | InChI=1S/C6H9N3O2.ClH/c7-5(6(10)11)1-4-2-8-3-9-4;/h2-3,5H,1,7H2,(H,8,9)(H,10,11);1H/t5-;/m0./s1 |
| PubChem CID | 66091 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| Tariff Code | 29332990 |
Safety & GHS
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- DL-Histidine, hydrochloride
- Histidine HCl
- Histidine hydrochloride
- Histidine hydrochloride, L-
- Histidine monohydrochloride
- Histidine monohydrochloride, L-(+)-
- L-Histidine, hydrochloride (1:1)
- L-Histidine, monohydrochloride
- L-Histidine, monohydrochloride, hydrate
- PHOTONYL
Frequently asked questions
What is L-Histidine hydrochloride used for?
It is commonly used as a nutritional supplement and in cell culture media to support cell growth and protein synthesis.
What is the chemical formula and molecular weight of L-Histidine hydrochloride?
The formula is C6H10ClN3O2 and the molecular weight is 191.62 g/mol.
How should L-Histidine hydrochloride be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade is available for L-Histidine hydrochloride?
It is available in reagent grade, suitable for laboratory and research applications.
Can Molekula supply L-Histidine hydrochloride in bulk?
Yes, Molekula can supply L-Histidine hydrochloride in bulk quantities—please contact sales for pricing and availability.
What documentation comes with an order of L-Histidine hydrochloride?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) upon request.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.