methanamine

• ChemBase ID: 1598
• Molecular Formular: CH5N
• Molecular Mass: 31.0571
• Monoisotopic Mass: 31.04219917
• SMILES: CN
• Canonical SMILES: CN
• InChI: InChI=1S/CH5N/c1-2/h2H2,1H3
• InChIKey: BAVYZALUXZFZLV-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: methanamine
• IUPAC Traditional name: methylamine
• Synonyms: Methylamine; Aminomethane; Methylamine 33 wt. % solution in absolute ethanol; Methylamine; Methylamine 2M solution in THF; Methylamine solution; monomethylamine; MMA; glycamine; methyl amide; 一甲胺; 甲胺; 甲胺 溶液

Database IDs

• CAS Number: 74-89-5
• EC Number: 200-820-0
• MDL Number: MFCD00008104
• Beilstein Number: 741851
• Merck Index: 146014
• PubChem SID: 24864637; 24878015; 46507449; 160965055; 24864638; 24866706; 24857793
• PubChem CID: 6329
• CHEBI ID: 16830
• CHEMBL: 43280
• Chemspider ID: 6089
• DrugBank ID: DB01828
• Gmelin ID: 145
• KEGG ID: C00218
• MeSH Name: methylamine
• Wikipedia Title: Methylamine

CALCULATED PROPERTIES

JChem

• H Acceptors: 1
• H Donor: 1
• LogD (pH = 5.5): -3.6464596
• LogD (pH = 7.4): -3.147669
• Log P: -0.62545884
• Molar Refractivity: 9.9188 cm^3
• Polarizability: 4.106978 Å^3
• Polar Surface Area: 26.02 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

ALOGPS 2.1

• Log P: -1.06
• LOG S: 1.07
• Solubility (Water): 3.67e+02 g/l

PROPERTIES

Physical Property

• Solubility: 1.08 kg L^-1 (at 20 °C) in water; 1080 mg/mL at 25 oC [SCHWEIZER,AE et al. (1978)]
• Apperance: Colorless gas
• Melting Point: -38°C; -93 °C(lit.); -93.10°C (180.05K)
• Boiling Point: 40 °C; 48 °C; 49°C; -6.3 °C(lit.); -6.64999999999998 - -6.04999999999995°C (266.5 - 267.1 K)
• Flash Point: <-22 °F; <-29.2 °F; <-30 °C; <-34 °C; -10 °C; 14 °F; -14°C(6°F); -22 °C; -22.8°C; -34°C; 44.6 °F; 7 °C; -7.6 °F
• Auto Ignition Point: 430 °C; 806 °F
• Density: 0.70 g/mL at 20 °C(lit.); 0.756; 0.756 g/mL at 25 °C; 0.785 g/mL at 25 °C; 0.861; 0.861 g/mL at 25 °C; 0.897 g/mL at 25 °C; 0.899
• Refractive Index: 1.3710; n20/D 1.360-1.372; n20/D 1.366; n20/D 1.37; n20/D 1.371
• Vapor Pressure: 10.86 psi ( 55 °C); 186.10 kPa (at 20 °C); 2.07 psi ( 20 °C); 23.87 psi ( 55 °C); 27 psi ( 20 °C); 280 mmHg ( 20 °C); 659 mmHg ( 40 °C); 7.24 psi ( 20 °C)
• Vapor Density: 1.07 (vs air); 1.08 (20 °C, vs air)
• Partition Coefficient: -0.472
• Hydrophobicity(logP): -0.57 [HANSCH,C ET AL. (1995)]
• pKb: 3.36
• Henry Constant: 1.4 mmol Pa^-1 kg^-1
• Dipole Moment: 1.31 D
• Viscosity: 230 μPa s (at 0 °C)
• Odor: Fishy, ammoniacal
• Std enthalpy of formation: -23.5 kJ mol^-1

Safety Information

• Storage Warning: Highly Flammable/Corrosive/Harmful/Irritant/Lachrymatory/Air Sensitive/Store under Argon; Highly Flammable/Corrosive/Harmful/Irritant/Lachrymatory/Hygroscopic/Stench/Store under Argon
• RTECS: PF6300000
• European Hazard Symbols: Corrosive (C); Flammable (F); Highly flammable (F+); Toxic (T); X; Irritant (Xi); Harmful (Xn)
• UN Number: 1061; 1235; 2924; 3286; UN1235
• German water hazard class: 2
• Hazard Class: 2.1; 3
• Packing Group: 2; II
• Risk Statements: 11-19-36/37/38; 11-20/22-34; 11-20-37/38-41; 11-23/24/25-36/37/38-39/23/24/25; 12-20-37/38-41; R12, R20, R37/38, R41
• Safety Statements: 16-26; 16-26-29; 16-26-36/37/39-45; 16-26-36/37-45; 16-26-39; S2, S16, S26, S39
• TSCA Listed: 是
• EU Index: 612-001-00-9
• GHS Pictograms: GHS corrosion; GHS exclamation mark; GHS flame; GHS02; GHS04; GHS05; GHS06; GHS07; GHS08
• GHS Signal Word: DANGER; Danger
• NFPA704:
  

  4

  3

  0
• LD50: 100 mg kg^-1 (oral, rat)
• Explode Limits: 4.9-20.8 %; 4.9–20.8%
• GHS Hazard statements: 220, 315, 318, 332, 335; H220-H280-H315-H318-H332-H335; H225-H301-H311-H314-H331-H335-H370; H225-H301-H332-H314-H318; H225-H302-H314-H331-H335; H225-H302-H314-H335; H225-H314-H335; H225-H315-H318-H332-H335
• GHS Precautionary statements: 210, 261, 280, 305+351+338, 410+403; P210-P260-P280-P301 + P310-P305 + P351 + P338-P310; P210-P261-P280-P305 + P351 + P338; P210-P261-P280-P305 + P351 + P338-P310; P210-P261-P280-P305 + P351 + P338-P410 + P403; P210-P301+P310-P303+P361+P353-P305+P351+P338-P405-P501A
• Personal Protective Equipment: Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US); Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter; Faceshields, Gloves, Goggles, half-mask respirator (US), multi-purpose combination respirator cartridge (US)
• RID/ADR: UN 1061 2.1; UN 1235 3/PG 2; UN 2924 3/PG 2; UN 3286 3/PG 2
• Supplemental Hazard Statements: May form explosive peroxides.
• Storage Temperature: 2-8°C

Product Information

• Purity: >99.5%; ≥98%; ≥99.0%; 40% w/w aq. soln.
• Concentration: 2.0 M in methanol; 2.0 M in THF; 33 wt. % in absolute ethanol; 33% in absolute ethanol (~8 M); 40 wt. % in H2O; 41% in H2O (11.85 M)
• Grade: anhydrous; purum
• Impurities: <0.03% ammonia; <0.05% dimethylamine; <0.05% trimethylamine; <0.1% water; ≤0.05% ammonia; ≤0.05% trimethylamine; ≤0.2% dimethylamine; ≤1.0% water
• Linear Formula: CH3NH2

DETAILS

DrugBank - DB01828

• Drug Groups: experimental
• External Links: Wikipedia

Sigma Aldrich - 295531

Packaging
170 g in steel cylinder
Recommended products
Stainless steel control valves Z146951, Z187224 or either of stainless steel regulators Z148504 and Z148512 and a "T"-purge valve Z151661 is recommended.

Sigma Aldrich - 395048

Packaging
100, 800 mL in Sure/Seal™

Sigma Aldrich - 65568

Other Notes
Sales restrictions may apply
Packaging
pressure tin with 25 mL (net ~18 g)

Sigma Aldrich - 65569

Other Notes
Sales restrictions may apply
Packaging
pressure tin with 100 mL (net ~70 g)

Sigma Aldrich - 65571

Other Notes
Sales restrictions may apply
Packaging
Pressure tin with 250 mL (net ~175 g)

Sigma Aldrich - 65580

Other Notes
Sales restrictions may apply

Sigma Aldrich - 395056

Packaging
100, 800 mL in Sure/Seal™

Sigma Aldrich - 65590

Other Notes
Sales restrictions may apply

Sigma Aldrich - 65576

Other Notes
Sales restrictions may apply
Packaging
Cylinder with net ~15 kg

Sigma Aldrich - 534102

Packaging
1 L in Sure/Seal™
250 mL in Sure/Seal™

Sigma Aldrich - 426466

Packaging
1, 2, 2.5, 4×4 L in glass bottle
100 mL in glass bottle

Sigma Aldrich - 65572

Other Notes
Sales restrictions may apply
Packaging
Cylinder with net ~1.1 kg