Passa al contenuto
Merck
Tutte le immagini(1)

Documenti

32776

Sigma-Aldrich

2,5-Diaminobenzenesulfonic acid

≥97.0% (T)

Sinonimo/i:

1,4-Diamino-2-benzenesulfonic acid, 1,4-Phenylenediamine-2-sulfonic acid, 1,4-Phenylenediamine-3-sulfonic acid, 2-Sulfo-1,4-phenylenediamine, p-Phenylenediamine-2-sulfonic acid

Autenticatiper visualizzare i prezzi riservati alla tua organizzazione & contrattuali
Tutte le immagini(1)

About This Item

Formula condensata:
(H2N)2C6H3SO3H
Numero CAS:
88-45-9
Peso molecolare:
188.20
Beilstein:
2970398
Numero CE:
201-832-9
Numero MDL:
MFCD00007904
Codice UNSPSC:
12352100
ID PubChem:
57648717
NACRES:
NA.22

Saggio

≥97.0% (T)

Punto di fusione

298-300 °C (dec.) (lit.)

Stringa SMILE

Nc1ccc(N)c(c1)S(O)(=O)=O

InChI

1S/C6H8N2O3S/c7-4-1-2-5(8)6(3-4)12(9,10)11/h1-3H,7-8H2,(H,9,10,11)
HEAHMJLHQCESBZ-UHFFFAOYSA-N

Cerchi prodotti simili? Visita Guida al confronto tra prodotti

Categorie correlate

Descrizione generale

2,5-Diaminobenzenesulfonic acid is a dye precursor. Electrochemical copolymerization of 2,5-diaminobenzensulfonic acid and aniline by cyclic voltammetry on IrO2 coated titanium electrodes was reported.

Applicazioni

2,5-Diaminobenzenesulfonic acid was used in preparation of a polymeric dye, required for laccase-mediated dyeing of cotton.

Pittogrammi

Corrosion
GHS05

Avvertenze

Danger

Indicazioni di pericolo

H314

Classi di pericolo

Eye Dam. 1 - Skin Corr. 1B

Codice della classe di stoccaggio

8A - Combustible corrosive hazardous materials

Classe di pericolosità dell'acqua (WGK)

WGK 2

Punto d’infiammabilità (°F)

Not applicable

Punto d’infiammabilità (°C)

Not applicable

Dispositivi di protezione individuale

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

Certificati d'analisi (COA)

Cerca il Certificati d'analisi (COA) digitando il numero di lotto/batch corrispondente. I numeri di lotto o di batch sono stampati sull'etichetta dei prodotti dopo la parola ‘Lotto’ o ‘Batch’.

Possiedi già questo prodotto?

I documenti relativi ai prodotti acquistati recentemente sono disponibili nell’Archivio dei documenti.

Visita l’Archivio dei documenti

I clienti hanno visto anche

Slide 1 of 2

1 of 2

7-Amino-4-hydroxy-2-naphthalenesulfonic acid technical, ≥90% (T)

Sigma-Aldrich

08800

7-Amino-4-hydroxy-2-naphthalenesulfonic acid

4-Aminotoluene-3-sulfonic acid 99%

Sigma-Aldrich

218766

4-Aminotoluene-3-sulfonic acid

Polyaniline Derivative with External and Internal Doping via Electrochemical Copolymerization of Aniline and 2, 5-Diaminobenzenesulfonic Acid on IrO2-Coated Titanium Electrode.
Yang C-H and Wen T-C.
Journal of the Electrochemical Society, 141(10), 2624-2632 (1994)
Hristina Hadzhiyska et al.
Biotechnology letters, 28(10), 755-759 (2006-06-23)
Cotton cellulose was dyed "in situ" with a polymeric dye generated by oxidative coupling of colourless 2,5-diaminobenzenesulfonic acid and 1-hydroxyphenol (catechol) with laccase. Up to 70% dye fixation was obtained increasing the concentration of catechol less soluble upon oxidation from
S Chaskes et al.
Mycopathologia, 74(3), 143-148 (1981-06-05)
A simple melanin assay using DL.DOPA as the substrate was developed to aid in the identification of Cryptococcus neoformans. The DL-DOPA drop test was simple and efficient. The best results (100% of the C. neoformans isolates were positive) occurred when
Shengmei Song et al.
Materials science & engineering. C, Materials for biological applications, 118, 111478-111478 (2020-12-02)
The fluorescent boron, nitrogen and sulfur co-doped carbon dots (BNSCDs) were prepared by simple hydrothermal reaction of 4-carboxyphenylboronic acid and 2,5-diaminobenzenesulfonic acid at 200 °C for 8 h. The fluorescence of the BNSCDs could be quenched by Fe3+ based on the electron
Tzanko Tzanov et al.
Applied biochemistry and biotechnology, 111(1), 1-13 (2003-10-21)
This article reports on the dyeing of wool using an enzymatic system comprising laccase; dye precursor, 2,5-diaminobenzenesulfonic acid; and dye modifiers, catechol and resorcinol. Enzymatic dyeing was performed as a batchwise process at the temperature and pH of maximum enzyme

Il team dei nostri ricercatori vanta grande esperienza in tutte le aree della ricerca quali Life Science, scienza dei materiali, sintesi chimica, cromatografia, discipline analitiche, ecc..

Contatta l'Assistenza Tecnica.