L-Tryptophan CAS:73-22-3-custom synthesis contract manufacturing
L-Tryptophan CAS:73-22-3
Structural Formula L-Tryptophan CAS:73-22-3
Product Name L-Tryptophan
Synonym L-Tryptophan;L(-)-Tryptophan;L(-)-Tryptophan;L-Tryptophan
CAS No. 73-22-3
Molecular Weight See details
Specifications Upon request
Packing Sea or Airworthy packing
Material Safety Data Sheet Upon request
Availability Please visit www.nbinno.com for our official company website or sending email to info@nbinno.com for more information.

L-Tryptophan
 
An essential amino acid in human. Not only for protein building, but also important substance as a precursor of niacin, serotonin, melatonin, etc. It is widely used as an ingredient in infusion.
Cas.No 73-22-3
Assay 99.0-101.0%
Specification White to yellowish white crystals or crystalline powder, odorless, slightly bitter taste
Applications Infusion
Packaging 25kg&50kg
Pharmacopeia JP,USP,EP,FCC
STORAGE Controlled room temperature in tight container
 
SPECIFICATION AND PROCEDURE
State of solution
(Transmittance)
Not Less Than 95.0%
pH 5.5~6.4
Specific rotation[α]20D -30.5~-32.5°
Specific rotation[α]25D -29.4~-32.8°
Ammonium (NH4) Not More Than 0.020%
Chloride (Cl) Not More Than 0.020%
Sulfate (SO4) Not More Than 0.020%
Iron (Fe) Not More Than 10 ppm
Heavy metals (Pb)** Not More Than 10 ppm
Arsenic (As2O3) Not More Than 1 ppm
Related substances Not More Than 0.5%
Loss on drying Not More Than 0.20%
Residue on ignition Not More Than 0.10%
Endotoxin* Less Than 6.0 EU/g
Assay (dry basis) 99.0~101.0%
· * The endotoxin-certified grade will be supplied on request.
· ** FCC grade (Lead : Not More Than 5 mg/kg) will be supplied on request.
· This product meets requirements of residual solvents listed in the current JP, USP and EP.
 

We are supplier of L-Tryptophan CAS:73-22-3,We offer custom synthesis of various chemical compounds like L(-)-Tryptophan CAS:73-22-3 and custom manufacturing of L-Tryptophan, please feel free to contact us for your demand of L(-)-Tryptophan,suppose you are looking for L-Tryptophan factory, produer or manufacturer.


Our company is engaged in the production and custom synthesis of intermediates such as APIs and special chemicals. Relying on our own strong R&D capabilities, we accept custom synthesis of advanced pharmaceutical intermediates, as well as custom synthesis of other types of advanced chemicals, with mature R&D systems and production capacities from gram to tonnage.Our company can complete the pilot test and enlargement production of various types of reactions.The main technical force is composed of doctors and masters who have been engaged in organic synthesis for many years. More than 90% of them have bachelor degree or above.Our company is engaged in the production and custom synthesis of intermediates such as APIs and special chemicals. Relying on our own strong R&D capabilities, we accept custom synthesis of advanced pharmaceutical intermediates, as well as custom synthesis of other types of advanced chemicals, with mature R&D systems and production capacities from gram to tonnage.Our goal is to deliver products that meet our high standards and exceed your expectations, on time, every time.


Experienced Reaction
AlkylationPolymerizationDiazotization
NeutrallzationSulfonationDecompose
NitrationEliminationEsterification
AdditionChlorinationSubstitution
DehydrogenationReductionHydrogenation
Oxidation
Strong Products

6-Chloro-2-picoline CAS:18368-63-3

Eptifibatide CAS:148031-34-9

Ethyl 3-(4-(methylamino)-3-nitro-N-(pyridin-2-yl)benzamido)propanoate CAS:429659-01-8

1-Bromododecane CAS:143-15-7

N-Methoxycarbonyl-L-tert-leucine CAS:162537-11-3

2-Hydroxy-4-methylpyridine CAS:13466-41-6

Contact us:

NINGBO INNO PHARMCHEM CO.,LTD.

Add: 6F-5,No.163 Ruiqing Rd.,Ningbo Zhejiang 315000 China

Tel: 86-574-87319282 |

Fax: 86-574-27912196

E-mail: cdmo@nbinno.com