33130

4-(Dimethylamino)benzaldehyde

≥99% (perchloric acid titration), puriss. p.a., reag. Ph. Eur.

• Synonim(y): Ehrlich’s reagent
• Wzór liniowy: (CH₃)₂NC₆H₄CHO
• Numer CAS: 100-10-7
• Masa cząsteczkowa: 149.19
• NACRES: NA.21
• PubChem Substance ID: 57648761
• UNSPSC Code: 12352100
• EC Number: 202-819-0
• MDL number: MFCD00003381
• Beilstein/REAXYS Number: 606802

Właściwości

• Nazwa produktu: 4-(Dimethylamino)benzaldehyde, puriss. p.a., reag. Ph. Eur., ≥99% (perchloric acid titration)
• InChI key: BGNGWHSBYQYVRX-UHFFFAOYSA-N
• InChI: 1S/C9H11NO/c1-10(2)9-5-3-8(7-11)4-6-9/h3-7H,1-2H3
• SMILES string: CN(C)c1ccc(C=O)cc1
• agency: USP/NF; reag. Ph. Eur.
• grade: puriss. p.a.
• assay: ≥99% (perchloric acid titration)
• ign. residue: ≤0.1% (as SO₄)
• loss: ≤0.5% loss on drying
• mp: 72-75 °C (lit.); 73-75 °C
• solubility: ethanol: 0.1 g/10 mL
• cation traces: Ca: ≤10 mg/kg; Cd: ≤5 mg/kg; Co: ≤5 mg/kg; Cr: ≤5 mg/kg; Cu: ≤5 mg/kg; Fe: ≤50 mg/kg; K: ≤50 mg/kg; Mg: ≤5 mg/kg; Mn: ≤5 mg/kg; Na: ≤50 mg/kg; Ni: ≤5 mg/kg; Pb: ≤5 mg/kg; Zn: ≤5 mg/kg
• Quality Level: 200

Opis

Application

4-(Dimethylamino)benzaldehyde in micelle (sodium dodecyl sulphate) containing medium may be used for the quantification of hydroxyproline in meat samples by spectrophotometric methods.[1]

Forms colored condensation products (Schiff bases) with pyrroles and primary amines.

General description

4-(Dimethylamino)benzaldehyde is also commonly referred as Ehrlich′s reagent. Its crystal structure has been investigated by X-ray analysis. Its crystals belong to the monoclinic crystal system and exhibits space group P2₁/n.[2] 4-(Dimethylamino)benzaldehyde exhibits dual fluorescence. Its dipole moment in various excited states has been evaluated using their electronic spectra and Bilot-Kawski theory.[3]

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Informacja o środkach bezpieczeństwa

• pictograms: GHS07
• signalword: Warning
• hcodes: H317
• pcodes: P261 - P272 - P280 - P302 + P352 - P333 + P313 - P362 + P364
• Hazard Classifications: Skin Sens. 1B
• Klasa składowania: 11 - Combustible Solids
• wgk: WGK 1
• flash_point_f: 327.2 °F - closed cup
• flash_point_c: 164 °C - closed cup
• ppe: Eyeshields, Gloves, type N95 (US)