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Cheap PriceList for 91229-91-3 - DL-Tryptophan – Baishixing

Cheap PriceList for 91229-91-3 - DL-Tryptophan – Baishixing

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With a positive and progressive attitude to customer's interest, our enterprise continually improves our products excellent to meet the wants of customers and further focuses on safety, reliability, environmental requirements, and innovation of N-Acetyl-Dl-Tryptophan, China D-Tryptophan Methyl Ester Hydrochloride, 4326-36-7, To learn more about what we can easily do in your case, make contact with us at any time. We glance forward to developing superior and long-term organization interactions along with you.
Cheap PriceList for 91229-91-3 - DL-Tryptophan – Baishixing Detail:

Specifications

Chemical Name or Material DL-Tryptophan
CAS 54-12-6
Assay Percent Range 98%
Infrared Spectrum Authentic
Beilstein 22, 550
Other Amino Acids (TLC) Not detected
Packaging 25kg/barrel
SMILES C1=CC=C2C(=C1)C(=CN2)CC(C(=O)O)N
Molecular Weight (g/mol) 204.229
ChEBI CHEBI:27897
Physical Form Crystalline Powder
Color Beige to White or Yellow
Name Note 99%
Appearance of Solution (1% in 1M HCl) clear to slightly hazy, colorless to yellow solution
Molecular Formula C11H12N2O2
MDL Number MFCD00064339
Loss on Drying 0.8% max. (105°C, 3 hrs) (vacuum)
Synonym dl-tryptophan, 2-amino-3-1h-indol-3-yl propanoic acid, racemic tryptophan, dl-trytophane, dl-trytophan, +–tryptophan, h-dl-trp-oh, dl-3beta-indolylalanine, dl-tryptophane, tryptophan .
InChI Key QIVBCDIJIAJPQS-UHFFFAOYSA-N
IUPAC Name 2-amino-3-(1H-indol-3-yl)propanoic acid
PubChem CID 1148
Formula Weight 204.23
Percent Purity ≥97.5%

Appearance: White to off-white powder
Product Quality meets: Our company standards.
Stock status: Usually keep 300-400KGs in stock.
Application: it is widely used in food additives, pharmaceutical intermediate.
Package: 25kg / barrel

Security information

Customs Code: 29339990
WGK Germany:1
Hazard class code: R22
Safety instruction: S24 / 25
Dangerous goods mark: Xi [2]

Production method

1. Indole was condensed to form 3-dimethylaminomethyl indole, and then condensed to form ethyl α – carboxylate – β (3-indole) – N-acetyl – α – alanine ethyl ester, which was hydrolyzed, decarboxylated and then hydrolyzed to form DL tryptophan.

2. Tryptophan was synthesized from indole in high concentration of pyruvic acid and ammonia under the catalysis of enzyme. Or it is prepared from indole and acetylamino malonate.


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Cheap PriceList for 91229-91-3 - DL-Tryptophan – Baishixing detail pictures

Cheap PriceList for 91229-91-3 - DL-Tryptophan – Baishixing detail pictures

Cheap PriceList for 91229-91-3 - DL-Tryptophan – Baishixing detail pictures

Cheap PriceList for 91229-91-3 - DL-Tryptophan – Baishixing detail pictures

Cheap PriceList for 91229-91-3 - DL-Tryptophan – Baishixing detail pictures


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Excellent 1st,and Client Supreme is our guideline to deliver the ideal provider to our prospects.Nowadays, we have been seeking our best to become certainly one of the most effective exporters in our discipline to meet shoppers more require for Cheap PriceList for 91229-91-3 - DL-Tryptophan – Baishixing , The product will supply to all over the world, such as: Iraq, Luxembourg, Tajikistan, Our factory insists on the principle of "Quality First, Sustainable Development", and takes "Honest Business, Mutual Benefits" as our developable goal. All members sincerely thanks for all old and new customers' support. We will keep working hard and offering you the highest-quality products and service.Thanks.

Quality inspection ability

  • We have been looking for a professional and responsible supplier, and now we find it.
    5 Stars By Charlotte from Surabaya - 2018.06.26 19:27
    A nice supplier in this industry, after a detail and careful discussion, we reached a consensus agreement. Hope that we cooperate smoothly.
    5 Stars By Lorraine from Mexico - 2017.05.21 12:31
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