L Histidine

  • Chemical Name: L-Histidine
  • CAS No.:71-00-1
  • MF: C6H9N3O2
  • MW:155.15
  • Purity:>99% or As customer requested
  • Color:White to off-white or pale yellow
  • Product Categories: Amino Acids; Biochemistry; Nutritional Supplements
  • Test method: HPLC


What is L Histidine?

An essential amino acid is L Histidine. Foods contain it, not the body’s own production. Amino acids are the structure blocks of protein.

In the body, histidine is involved in numerous metabolic processes.

Histidine vitamin is used to treat diarrhea caused by cholera, eczema, kidney failure, metabolic syndrome, and numerous other conditions; however, there is insufficient scientific evidence to support these applications.

Basic information  

Product Name: L-Histidine

L-histidine; Istidina; histidina; Histidinum; histidina

CAS: 71-00-1
MF: C6H9N3O2
MW: 155.15
EINECS: 200-745-3
Product Categories: Amino Acids; Biochemistry; Nutritional Supplements; alpha-Amino Acids; amino
Chemical Structure


Chemical Properties   

Melting point  282 °C (dec.)(lit.)
alpha  12.4 º (c=11,6N HCl)
Boiling point  278.95°C (rough estimate)
density  1.3092 (rough estimate)
refractive index  13 ° (C=11, 6mol/L HCl)
storage temp.  2-8°C
solubility  H2O: 50 mg/mL
form  powder
pka 1.8(at 25℃)
color  White to off-white or pale yellow
PH 7.0-8.0 (25℃, 0.1M in H2O)
PH Range 7 – 8 at 15.5 g/l at 25 °C
optical activity [α]20/D 39±1°, c = 2% in H2O
Water Solubility  41.6 g/L (25 ºC)
λmax λ: 260 nm Amax: 0.05
λ: 280 nm Amax: 0.05
JECFA Number 1431
Merck  14,4720
BRN  4673585
Stability: Stable. Incompatible with strong oxidizing agents.
Usage And Synthesis

Description White, odorless crystals or crystalline powder having a slightly bitter taste. It is soluble in water, very slightly soluble in alcohol, and insoluble in ether. It melts with decomposition between about 277° and 288°C.
Chemical Properties L-Histidine is an odorless powder with slightly bitter taste

L Histidine Uses

Utilizations of L-Histidine HCL

L histidine is normally utilized in wellbeing enhancements to help with aggravation the executives. Additionally, it is used to boost antioxidant activity and support the digestive system.

Support for the nervous system

 Histidine vitamin is used to make myelin sheaths, which hold nerve cells in place.

Support for the digestive system

 L histidine may do this by encouraging the production of gastric juices like pepsin and hydrochloric acid.

L-histidine, an antioxidant, may aid in the elimination of excess zinc and other heavy metals from the body. An antioxidant effect that protects cells from various forms of damage may result from this action.

Support for joints 

L-histidine may help joints work well, especially when gamma globulin is present in the synovial fluid. Unhealthy inflammatory conditions may result from this globular protein.

MSDS: MSDS available.

COA: COA can be available if you send us inquiry.

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