Name | 2,6-Dimethylmorpholine |
Synonyms | AKOS BBS-00004469 Dimethylmorpholine 2,6-Dimethylmorfolin 2,6-Dimethylmorpholine 2,6-DIMETHYLMORPHOLINE 2,2-dimethylmorpholine 2,6-dimethyl-morpholin 2,6-2-methyl morpholine (2S,6S)-2,6-dimethylmorpholine (2R,6S)-2,6-dimethylmorpholine 2,6-Dimethyl-2,3,5,6-tetrahydro-4H-1,4-oxazine |
CAS | 141-91-3 |
EINECS | 205-509-3 |
InChI | InChI=1/C6H13NO/c1-6(2)5-7-3-4-8-6/h7H,3-5H2,1-2H3 |
Molecular Formula | C6H13NO |
Molar Mass | 115.17 |
Density | 0.935g/mLat 25°C(lit.) |
Melting Point | −85°C(lit.) |
Boling Point | 147°C(lit.) |
Flash Point | 120°F |
Water Solubility | >=0.01 g/100 mL at 19 ºC |
Vapor Presure | 5.128mmHg at 25°C |
BRN | 103036 |
pKa | 9.04±0.60(Predicted) |
Storage Condition | 2-8℃ |
Stability | Stable. Incompatible with oxidizing agents, strong acids. Flammable. |
Refractive Index | n20/D 1.446(lit.) |
Physical and Chemical Properties | This product is a colorless hygroscopic liquid, M.P.-85 ℃, B. P. 147 ℃,n20 1.4470, relative density 0.935,f. P. 120 F (48 C), soluble in water, and soluble in alcohol, ether, benzene, acetone and other organic solvents. |
Hazard Symbols | Xn - Harmful |
Risk Codes | R10 - Flammable R21 - Harmful in contact with skin R41 - Risk of serious damage to eyes |
Safety Description | S16 - Keep away from sources of ignition. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
UN IDs | UN 1992 3/PG 3 |
WGK Germany | 2 |
RTECS | QE1750000 |
TSCA | Yes |
HS Code | 29349990 |
Hazard Class | 3 |
Packing Group | III |
NIST chemical information | Information provided by: webbook.nist.gov (external link) |
EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
use | 2,6-dimethylmorpholine is an intermediate of the fungicide butadiene morpholine. |
production method | the preparation method is obtained by co-thermal dehydration of di-(2-hydroxypropyl) amine hydrochloride and concentrated sulfuric acid, and 2, 6-dimethylmorpholine is precipitated by alkali, and the finished product is obtained by rectification. |
category | flammable liquid |
toxicity classification | poisoning |
acute toxicity | oral-rat LD50: 2830 mg/kg |
stimulation data | skin-rabbit 10 mg/24 hours mild; Eye-rabbit 2 mg/24 hours severe |
flammability hazard characteristics | it is more flammable when exposed to open flames, high temperatures, and oxidants; combustion produces toxic nitrogen oxide smoke |
storage and transportation characteristics | warehouse ventilation and low temperature drying; Store separately from oxidants and acids |
fire extinguishing agent | dry powder, dry sand, carbon dioxide, foam, 1211 fire extinguishing agent |
toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |