天堂网亚洲,天天操天天搞,91视频高清,菠萝蜜视频在线观看入口,美女视频性感美女视频,95丝袜美女视频国产,超高清美女视频图片

ChemicalBook--->CAS DataBase List--->63-84-3

63-84-3

63-84-3 Structure

63-84-3 Structure
IdentificationMore
[Name]

DL-DOPA
[CAS]

63-84-3
[Synonyms]

2-AMINO-3-(3,4-DIHYDROXY-PHENYL)-PROPIONIC ACID
3-(3,4-DIHYDROXYPHENYL)-DL-ALANINE
DL-3-(3,4-DIHYDROXYPHENYL)ALANINE
DL-3-(3,4-DIHYDROXYPHENYL)-ALANINE, B-
DL-3,4-DIHYDROXYPHENYLALANINE
DL-3-HYDROXYTYROSINE
DL-BETA-(3,4-DIHYDROXYPHENYL)ALANINE
DL-DOPA
(.+/-.)-3-(3,4-Dihydroxyphenyl)alanine
(.+/-.)-3,4-Dihydroxyphenylalanine
(+-)-3,4-dihydroxyphenylalanine
(R,S)-Dopa
3,4-Dihydroxy-DL-phenylalanine
3',4'-Dihydroxyphenylalanine
3,4-Dihydroxyphenylalanine
3’,4’-dihydroxyphenylalanine
3-hydroxy-dl-tyrosin
3-hydroxy-dl-tyrosine
4-dihydroxyphenyl)-3-(dl-alanin
Alanine, 3-(3,4-dihydroxyphenyl)-, DL-
[EINECS(EC#)]

200-566-0
[Molecular Formula]

C9H11NO4
[MDL Number]

MFCD00063060
[Molecular Weight]

197.19
[MOL File]

63-84-3.mol
Chemical PropertiesBack Directory
[Melting point ]

270-272 °C(lit.)
[Boiling point ]

334.28°C (rough estimate)
[density ]

1.3075 (rough estimate)
[refractive index ]

1.5270 (estimate)
[storage temp. ]

Store at -20°C
[solubility ]

Water:62.5(Max Conc. mg/mL);316.95(Max Conc. mM)
[form ]

Powder
[pka]

2.24±0.20(Predicted)
[color ]

Off-white
[Odor]

Odorless
[Water Solubility ]

Soluble in water, 0.5M dilute hydrochloric acid and formic acid. Insoluble in ethanol, benzene, chloroform and ethyl acetate.
[Merck ]

14,3420
[BRN ]

3204800
[CAS DataBase Reference]

63-84-3(CAS DataBase Reference)
Safety DataBack Directory
[Hazard Codes ]

Xi
[Risk Statements ]

R36/37/38:Irritating to eyes, respiratory system and skin .
[Safety Statements ]

S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
[WGK Germany ]

3
[RTECS ]

AY5250000
[HS Code ]

2922500090
Hazard InformationBack Directory
[Uses]

3,4-Dihydroxy-DL-phenylalanine is used as a dopamine precursor. It is also useful in organic synthesis.
[Definition]

ChEBI: A hydroxyphenylalanine carrying hydroxy substituents at positions 3 and 4 of the benzene ring.
[Synthesis Reference(s)]

Journal of the American Chemical Society, 70, p. 693, 1948 DOI: 10.1021/ja01182a079
[Biochem/physiol Actions]

3,4-dihydroxyphenylalanine is an immediate precursor of dopamine, which is a product of tyrosine hydroxylase.
[storage]

Store at -20°C
Spectrum DetailBack Directory
[Spectrum Detail]

DL-DOPA(63-84-3)MS
DL-DOPA(63-84-3)1HNMR
DL-DOPA(63-84-3)IR1
DL-DOPA(63-84-3)IR2
DL-DOPA(63-84-3)Raman
Well-known Reagent Company Product InformationBack Directory
[Alfa Aesar]

3,4-Dihydroxy-DL-phenylalanine, 98%(63-84-3)
[Sigma Aldrich]

63-84-3(sigmaaldrich)
[TCI AMERICA]

DL-3-(3,4-Dihydroxyphenyl)alanine,>98.0%(T)(63-84-3)
63-84-3 suppliers list
Company Name: Hebei Weibang Biotechnology Co., Ltd
Tel: +8615531157085 , +8615531157085
Website: www.weibangbio.com/
Company Name: Hebei Mojin Biotechnology Co., Ltd
Tel: +86 13288715578 +8613288715578 , +8613288715578
Website: http://www.mojinchemical.com
Company Name: Henan Tianfu Chemical Co.,Ltd.
Tel: +86-0371-55170693 +86-19937530512 , +86-19937530512
Website: https://www.tianfuchem.com/
Company Name: Alchem Pharmtech,Inc.
Tel: 8485655694
Website: www.approvedhomemanagement.com/ShowSupplierProductsList454175/0.htm
Company Name: CONIER CHEM AND PHARMA LIMITED
Tel: +8618523575427 , +8618523575427
Website: http://www.conier.com/
Company Name: TargetMol Chemicals Inc.
Tel: +1-781-999-5354 +1-00000000000 , +1-00000000000
Website: https://www.targetmol.com/
Company Name: AFINE CHEMICALS LIMITED
Tel: +86-0571-85134551
Website: www.afinechem.com/index.html
Company Name: Dayang Chem (Hangzhou) Co.,Ltd.
Tel: 571-88938639 +8617705817739 , +8617705817739
Website: https://www.dycnchem.com/
Company Name: Nextpeptide Inc
Tel: +86-0571-81612335 +8613336028439 , +8613336028439
Website: http://www.nextpeptide.com/
Company Name: GIHI CHEMICALS CO.,LIMITED
Tel: +8618058761490 , +8618058761490
Website: https://www.gihichemicals.com/
Company Name: Wuhan Topule Biopharmaceutical Co., Ltd
Tel: +8618327326525 , +8618327326525
Website: topule.com/
Company Name: LEAPCHEM CO., LTD.
Tel: +86-852-30606658
Website: www.leapchem.com
Company Name: Aladdin Scientific
Tel: +1-+1(833)-552-7181
Website: www.aladdinsci.com/
Company Name: Amadis Chemical Company Limited
Tel: 571-89925085
Website: http://www.amadischem.com
Company Name: DONBOO AMINO ACID COMPANY
Tel: +8613063595538 , +8613063595538
Website: http://www.donboo.com/
Company Name: ABCR GmbH & CO. KG
Tel: 49 721 95061 0
Website: www.abcr.de
Company Name: ARRAKIS INDUSTRIES LLP  
Tel: +91 74995 32711
Website: www.www.NOWEBSITE
Company Name: Mainchem Co., Ltd.  
Tel: +86-0592-6210733
Website: https://www.mainchem.com
Tags:63-84-3 Related Product Information
555-30-6 63-84-3 55-40-3 5796-17-8 10128-06-0 57-97-6 41372-08-1 59-92-7 115217-60-2 28860-95-9 55-59-4