14795

N,N,N′,N′-Tetramethyl-1,8-naphthalindiamin

purum, ≥99.0% (NT)

• Synonym(e): DMAN, N,N,N’N′-Tetramethyl-1,8-diamino-naphthalin, Proton-sponge^®
• Empirische Formel (Hill-System): C₁₄H₁₈N₂
• CAS-Nummer: 20734-58-1
• Molekulargewicht: 214.31
• UNSPSC Code: 12352100
• NACRES: NA.22
• PubChem Substance ID: 329750622
• EC Number: 244-001-6
• Beilstein/REAXYS Number: 396782
• MDL number: MFCD00003920
• Assay: ≥99.0% (NT)
• Form: solid

Eigenschaften

• grade: purum
• Quality Segment: 200
• assay: ≥99.0% (NT)
• form: solid
• mp: 45-49 °C
• functional group: amine
• SMILES string: CN(C)c1cccc2cccc(N(C)C)c12
• InChI: 1S/C14H18N2/c1-15(2)12-9-5-7-11-8-6-10-13(14(11)12)16(3)4/h5-10H,1-4H3
• InChI key: GJFNRSDCSTVPCJ-UHFFFAOYSA-N

Beschreibung

Application

N,N,N′,N′-Tetramethyl-1,8-naphthalenediamine was used in protonation of multiple-charged oligonucleotide anions. It was used as reagent during reaction of benzaldehyde with acetic anhydride catalyzed by bismuth nitrate. It was used as extractant during separation of organic acids from fermentation broths by liquid-liquid extraction.

Other Notes

Strong amine base ("proton sponge") with unusual properties

Legal Information

Proton-sponge is a registered trademark of Merck KGaA, Darmstadt, Germany

Sicherheitshinweise

• pictograms: GHS07
• signalword: Warning
• hcodes: H302,H315,H319,H335
• pcodes: P261 - P264 - P271 - P301 + P312 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• target_organs: Respiratory system
• Lagerklasse: 11 - Combustible Solids
• wgk: WGK 3
• flash_point_f: 235.4 °F - closed cup
• flash_point_c: 113 °C - closed cup
• ppe: dust mask type N95 (US), Eyeshields, Faceshields, Gloves