Molekula
L-Histidine hydrochloride
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · 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
In stock — same-day dispatch
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 — £46.70 per pack ex VAT · £56.04 inc. VAT
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.
Quality certificates
Molekula Group is certified to ISO 9001:2015 (quality) and ISO 14001:2015 (environmental management), audited by a UKAS-accredited body. Both certificates are valid to 17 May 2028.
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.