8.06127

Morpholine

for synthesis

• Synonym(s): Morpholine, Tetrahydro-1,4-oxazine
• Empirical Formula (Hill Notation): C₄H₉NO
• CAS Number: 110-91-8
• Molecular Weight: 87.12
• MDL number: MFCD00005972
• UNSPSC Code: 12352005
• EC Index Number: 203-815-1
• NACRES: NA.22

Properties

• vapor pressure: 11 hPa ( 20 °C)
• Quality Level: 200
• Assay: ≥99.0% (GC)
• form: liquid
• autoignition temp.: 275 °C
• potency: 1900 mg/kg LD₅₀, oral (Rat); 500 mg/kg LD₅₀, skin (Rabbit)
• expl. lim.: 1.4-15.2 % (v/v)
• pH: 11 ( in H₂O, undiluted)
• kinematic viscosity: 2.2 cSt(20 °C)
• bp: 129 °C/1013 hPa
• mp: -5 °C
• transition temp: flash point 32 °C
• density: 1.00 g/cm³ at 20 °C
• storage temp.: 2-30°C
• InChI: 1S/C4H9NO/c1-3-6-4-2-5-1/h5H,1-4H2
• InChI key: YNAVUWVOSKDBBP-UHFFFAOYSA-N

Description

Analysis Note

Assay (GC, area%): ≥ 99.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.999 - 1.001
Water (K. F.): ≤ 0.30 %
Identity (IR): passes test

Safety Information

• Pictograms: GHS02,GHS06,GHS08,GHS05
• Signal Word: Danger
• Hazard Statements: H226,H302,H311 + H331,H314,H361fd
• Precautionary Statements: P210 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 3 - Repr. 2 - Skin Corr. 1B
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 1
• Flash Point(F): 87.8 °F - closed cup
• Flash Point(C): 31 °C - closed cup