Complaint
Puya Supply L-Histidine CAS 71-00-1 With Good Quality
roduct Name: L-Histidine
Synonyms: (s)-1h-imidazole-4-alanin;(s)-1h-imidazole-4-propanoicaci;(s)-4-(2-amino-2-carboxyethyl)imidazole;(s)-alpha-amino-1h-imidazole-4-propanoicacid;1H-Imidazole-4-propanoic acid, alpha-amino-, (S)-;3-(1h-imidazol-4-yl)-l-alanin;4-(2-Amino-2-carboxyethyl)imidazole;L-HISTIDINE BASE
CAS: 71-00-1
MF: C6H9N3O2
MW: 155.15
EINECS: 200-745-3
Product Categories: Amino Acids;Histidine [His, H];Amino Acids and Derivatives;alpha-Amino Acids;Biochemistry;Nutritional Supplements;Amino Acids;amino;bc0001
Mol File: 71-00-1.mol
L-Histidine is available in the form of white powdered crystals. It is an important amino acid API, a semi-essential amino acid for the human body, mainly used as a raw material for amino acid infusions and oral amino acid preparations; in addition it is an important drug for the treatment of heart disease, anaemia, rheumatoid arthritis, peptic ulcers and substantial hepatitis, etc. It is increasingly used in the pharmaceutical field.
L-Histidine CAS 71-00-1 of Chemical Properties
Melting point 282 °C (dec.)(lit.)
Boiling point 278.95°C (rough estimate)
alpha 12.4 º (c=11,6N HCl)
density 1.3092 (rough estimate)
FEMA 3694 | L-HISTIDINE
refractive index 13 ° (C=11, 6mol/L HCl)
storage temp. 2-8°C
solubility H2O: 50 mg/mL
form powder
pka 1.8(at 25ºC)
color White to off-white or pale yellow
PH 7.0-8.0 (25ºC, 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
Merck 14,4720
JECFA Number 1431
BRN 4673585
Stability: Stable. Incompatible with strong oxidizing agents.
InChIKey HNDVDQJCIGZPNO-YFKPBYRVSA-N
CAS DataBase Reference 71-00-1(CAS DataBase Reference)
NIST Chemistry Reference L-Histidine(71-00-1)
EPA Substance Registry System L-Histidine (71-00-1)
Function and Application of L-Histidine CAS 71-00-1
| Shipping Terms | ||
| By Express | By Air | By Sea |
| Suitable for under 50kg Fast:3-4 days High cost Door to door service Easy to pick up the goods | Suitable for more than 50kg Fast:3-4 days High cost Airport to airport Professional broker needed | Suitable for more than 500kg Slow:15-30 days Low cost Port to port Professional broker needed |
Company Profile
Anhui puya biological technology co.,ltd was established in Hefei. Registered capital is 5 million. It is specialized in manufacture plant extract, API and chemicals raw material powder, food additives and oil. which are applied to skin care, healthcare, weight loss products, sex improvement, and pharmaceuticals. We will uphold honesty and pragmatic, innovative and enterprising service purposes, and provide a variety of quality services to our customers at abroad. It aims at supplying good product and comfort service. The strict quality control is to meet the customer's requirement, to get a highly praised and to be high quality supplier. If you have any question, or need samples, please feel free to contact us.
FAQ
Q1. What's the MOQ?
A: Usually 1 kg. It is based on the different product. Some are 1g and some are 1 ton. Please be free to consult our salesman.
Q2. What's the shipping time?
A: If in stock, we will ship it out immediately. By FedEx will be 3~5 days to you.
Q3. If I need less than the MOQ, is it possible?
A: Yes. Please be free to consult our salesman.
Q4. Can you supply the free sample?
A: Usually it is possible. but the shipping cost be paid by customers. It based on the different product. Please be free to consult our salesman.
Q5. How to store the product?
A: Store in cool and dry place. It must be in well closed containers. The shelf life will be 2 years.
Q6: What's your main payment method?
A: T/T, trade assurance, west union, money gram.
Q7: Do you have COA, MSDS, CO, Health certificate, form 9 or other certificate?
A: Yes, we have. pls be free to contact us to get updated one.
