O-(trimethylsilyl)hydroxylamine

• ChemBase ID: 88716
• Molecular Formular: C3H11NOSi
• Molecular Mass: 105.21104
• Monoisotopic Mass: 105.06099051
• SMILES: [Si](ON)(C)(C)C
• Canonical SMILES: NO[Si](C)(C)C
• InChI: InChI=1S/C3H11NOSi/c1-6(2,3)5-4/h4H2,1-3H3
• InChIKey: AEKHNNJSMVVESS-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: O-(trimethylsilyl)hydroxylamine
• IUPAC Traditional name: O-(trimethylsilyl)hydroxylamine
• Synonyms: (Aminooxy)trimethylsilane; O-(Trimethylsilyl)hydroxylamine; Aminoxytrimethylsilane; O-(Trimethylsilyl)hydroxylamine; 氨氧基三甲基硅烷; O-(三甲基硅基)羟胺

Database IDs

• CAS Number: 22737-36-6
• MDL Number: MFCD00010872
• Beilstein Number: 2035893
• PubChem SID: 162075635; 24867596
• PubChem CID: 2734666

CALCULATED PROPERTIES

• H Acceptors: 2
• H Donor: 1
• LogD (pH = 5.5): 1.2243887
• LogD (pH = 7.4): 1.3094995
• Log P: 1.3107
• Molar Refractivity: 23.9746 cm^3
• Polarizability: 11.412941 Å^3
• Polar Surface Area: 35.25 Å^2
• Rotatable Bonds: 1
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Boiling Point: 98-100 °C(lit.); 98-100°C
• Flash Point: 12 °C; 12°C; 53.6 °F
• Density: 0.86 g/mL at 25 °C(lit.); 0.860
• Refractive Index: 1.4050; n20/D 1.405; n20/D 1.405(lit.)

Safety Information

• Storage Warning: Highly Flammable/Corrosive/Air Sensitive/Moisture Sensitive/Keep Cold/Store under Argon
• European Hazard Symbols: Corrosive (C); Flammable (F)
• UN Number: 2733
• German water hazard class: 3
• Hazard Class: 3
• Packing Group: 2
• Risk Statements: 11-34
• Safety Statements: 16-26-36/37/39-45
• GHS Pictograms: GHS02; GHS05
• GHS Signal Word: Danger
• GHS Hazard statements: H225-H314
• GHS Precautionary statements: P210-P280-P305 + P351 + P338-P310
• Personal Protective Equipment: Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
• RID/ADR: UN 2733 3/PG 2
• Storage Temperature: 2-8°C

Product Information

• Purity: ≥90% (GC); 90%
• Grade: technical; technical grade
• Impurities: hexamethyl siloxane
• Linear Formula: (CH3)3SiONH2

DETAILS

Sigma Aldrich - 440442

Packaging
1, 5 g in glass bottle

Sigma Aldrich - 92776

Other Notes
O-Protected hydroxylamine useful for the synthesis of N-substituted derivatives of hydroxylamine, e.g. N-(diphenylphosphinoyl)hydroxylamine1