33233

Hexamethylenetetramine

puriss. p.a., reag. Ph. Eur., ≥99.5% (calc. to the dried substance)

• Sinônimo(s): 1,3,5,7-Tetraazatricyclo[3.3.1.1^3,7]decane, Hexamine, Methenamine, Urotropine
• Fórmula empírica (Notação de Hill): C₆H₁₂N₄
• Número CAS: 100-97-0
• Peso molecular: 140.19
• Beilstein: 2018
• Número CE: 202-905-8
• Número MDL: MFCD00006895
• Código UNSPSC: 12352100
• ID de substância PubChem: 57648782
• NACRES: NA.21

Propriedades

• Agency: USP/NF; reag. Ph. Eur.
• pressão de vapor: <0.01 mmHg ( 20 °C)
• grau: puriss. p.a.
• Ensaio: ≥99.5% (calc. to the dried substance)
• forma: solid
• temperatura de autoignição: 770 °F
• Impurezas: ≤0.001% heavy metals (as Pb); ≤0.01% ammonium (NH₄)
• resíduo de ignição: ≤0.01% (as SO₄)
• pH: 8.5-9.5 (20 °C, 10%)
• pf: 280 °C (subl.) (lit.)
• solubilidade: H₂O: soluble
• traços de ânion: chloride (Cl^-): ≤20 mg/kg; sulfate (SO₄^2-): ≤50 mg/kg
• cadeia de caracteres SMILES: C1N2CN3CN1CN(C2)C3
• InChI: 1S/C6H12N4/c1-7-2-9-4-8(1)5-10(3-7)6-9/h1-6H2
• chave InChI: VKYKSIONXSXAKP-UHFFFAOYSA-N

Descrição

Descrição geral

Hexamethylenetetramine is a hexamine. It participates in Duff reaction for the synthesis of o-hydroxybenzaldehyde derivatives.

Aplicação

Hexamethylenetetramine may be used as reagent in the synthesis of 3 and 5-aldehydo salicylic acid, and 2-hydroxy naphthaldehyde, via reaction with salicylic acid and β-naphthol respectively, followed by the treatment with HCl (hydrolysis). It may be used for the synthesis of phenolic aldehydes. It may be used as formylating reagent for the synthesis of various aldehydes.
It has been used for the preparation of ceria nanoparticles, via precipitation method.

Informações de segurança

• Pictogramas: GHS02,GHS07
• Palavra indicadora: Warning
• Frases de perigo: H228,H317
• Declarações de precaução: P210 - P240 - P241 - P261 - P280 - P302 + P352
• Classificações de perigo: Flam. Sol. 2 - Skin Sens. 1B
• Código de classe de armazenamento: 4.1B - Flammable solid hazardous materials
• Classe de risco de água (WGK): WGK 1
• Ponto de fulgor (°F): 482.0 °F - closed cup
• Ponto de fulgor (°C): 250 °C - closed cup
• Equipamento de proteção individual: Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges