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ChemicalBook >> CAS DataBase List >> Dioxindolyl-L-alanine

Dioxindolyl-L-alanine

Dioxindolyl-L-alanine price.
  • $185 - $743
  • Product name: Dioxindolyl-L-alanine
  • CAS: 184955-21-3
  • MF: C11H12N2O4
  • MW: 236.22398
  • EINECS:
  • MDL Number:MFCD28125821
  • Synonyms:Dioxindolyl-L-alanine;Dioxindolyl-L-alanine (Mixture of DiastereoMers);Tryptophan EP Impurity B (Mixture of Diastereomers);Tryptophan Impurity 2（Tryptophan EP Impurity B）;1H-Indole-3-propanoic acid, α-amino-2,3-dihydro-3-hydroxy-2-oxo-, (αS)-;(S)-2-amino-3-[(3RS)-3-hydroxy-2-oxo-2,3-dihydro-1H-indol-3-yl]propanoic acid;N-Acetyltryptophan EP Impurity B;Dioxyindolylalanine
Price3 Properties Safety Information Description
3 prices
Selected condition：
Brand
  • Medical Isotopes, Inc.
  • Sigma-Aldrich
  • TRC
Package
  • 50mg
  • 100mg
  • 100 mg
  • ManufacturerMedical Isotopes, Inc.
  • Product number45892
  • Product descriptionDioxindolyl-L-alanine(MixtureofDiastereomers)
  • Packaging100mg
  • Price$650
  • Updated2021-12-16
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberPHR8919
  • Product descriptionDioxindolyl-L-alanine Pharmaceutical Secondary Standard; Certified Reference Material
  • Packaging100 mg
  • Price$743
  • Updated2025-07-31
  • Buy
  • ManufacturerTRC
  • Product numberD486855
  • Product descriptionDioxindolyl-L-alanine(MixtureofDiastereomers)
  • Packaging50mg
  • Price$185
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
Medical Isotopes, Inc. 45892 Dioxindolyl-L-alanine(MixtureofDiastereomers) 100mg $650 2021-12-16 Buy
Sigma-Aldrich PHR8919 Dioxindolyl-L-alanine Pharmaceutical Secondary Standard; Certified Reference Material 100 mg $743 2025-07-31 Buy
TRC D486855 Dioxindolyl-L-alanine(MixtureofDiastereomers) 50mg $185 2021-12-16 Buy

Properties

Melting point :>221°C (dec.)
Boiling point :564.5±50.0 °C(Predicted)
Density :1.483±0.06 g/cm3(Predicted)
storage temp. :Refrigerator
solubility :Water (Slightly, Heated)
pka :2.18±0.10(Predicted)
form :Solid
color :Off-White to Light Beige
Major Application :pharmaceutical small molecule
InChI :InChI=1/C11H12N2O4/c12-7(9(14)15)5-11(17)6-3-1-2-4-8(6)13-10(11)16/h1-4,7,17H,5,12H2,(H,13,16)(H,14,15)/t7-,11/s3
InChIKey :BZRCOYDQHJWPQZ-KSBLPAJGNA-N
SMILES :c1cc2NC(=O)C(O)(C[C@@H](N)C(O)=O)c2cc1 |&1:9,r|

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning GHS hazard pictograms P264, P270, P301+P312, P330, P501
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning GHS hazard pictograms
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P330 Rinse mouth.
P403+P233 Store in a well-ventilated place. Keep container tightly closed.
P405 Store locked up.
P501 Dispose of contents/container to..…

Description

Dioxindolyl-L-alanine is used in the synthesis of peptides containing 5-Hydroxytryptophan, Oxindolylalanine, N-Formylkynurenine and Kynurenine.

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Suppliers and manufacturers

Standardpharm Co. Ltd.
Sinco Pharmachem (ShenZhen) R&D Co., Ltd.
QUALITY CONTROL SOLUTIONS LTD. Shandong Fuchuang Pharmaceutical Technology Co. , Ltd. J & K SCIENTIFIC LTD. Chemsky（shanghai）International Co.,Ltd. Shanghai TaoSu Biochemical Technology Co., Ltd. Quality Control Solutions Ltd. Shanghai Kewel Chemical Co., Ltd. Hubei Yangxin Medical Technology Co., Ltd.