pyrrolidine
tetramethylenimine
Identification
| Name | pyrrolidine |
| IUPAC | pyrrolidine |
| CAS Number | 123-75-1 |
| EINECS | 204-648-7 |
| FDA UNII | LJU5627FYV |
| Molecular Formula | C4 H9 N |
| Molecular Weight | 71.12273000 |
| MDL Number | MFCD00005249 |
| Nikkaji Number | J2.931I |
| Beilstein | 0102395 |
| CoE Number | 10491 |
| XlogP3 | 0.50 (est) |
Regulatory
| JECFA Food Flavoring | 1609 pyrrolidine |
| DG SANTE Food Flavourings | 14.064 pyrrolidine |
| FEMA Number | 3523 |
| FDA | No longer provide for the use of these seven synthetic flavoring substances |
| FDA Mainterm (SATF) | 123-75-1 ; PYRROLIDINE |
Physical Properties
| Appearance | colorless clear liquid (est) |
| Assay | 95.00 to 100.00 |
| Food Chemicals Codex Listed | No |
| Specific Gravity | 0.84700 to 0.85300 @ 25.00 °C. |
| Pounds per Gallon - (est). | 7.048 to 7.098 |
| Refractive Index | 1.44000 to 1.44600 @ 20.00 °C. |
| Melting Point | -57.80 °C. @ 760.00 mm Hg |
| Boiling Point | 87.00 to 88.00 °C. @ 760.00 mm Hg |
| Vapor Pressure | 58.582001 mmHg @ 25.00 °C. (est) |
| Vapor Density | 2.45 ( Air = 1 ) |
| Flash Point | 37.00 °F. TCC ( 2.78 °C. ) |
| logP (o/w) | 0.460 |
| Soluble in | alcohol |
Organoleptic Properties
| Odor Description |
at 0.10 % in propylene glycol. Ammonia, fishy, shellfish and seaweed-like
|
| Taste Description | at 50.00 ppm. |
Safety Information
| Preferred SDS | View |
| European information | Most important hazard(s): |
| Oral/Parenteral Toxicity | oral-rat LD50 300 mg/kg |
| Dermal Toxicity | Not determined |
| Inhalation Toxicity | inhalation-mouse LC50 1300 mg/m3/2H |
GHS Classification
['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements', 'U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX#06769']
Safety in Use
| Category | flavoring agents |
| Recommendation for pyrrolidine usage levels up to | not for fragrance use. |
| Maximised Survey-derived Daily Intakes (MSDI-EU) | 0.12 (μg/capita/day) |
| Maximised Survey-derived Daily Intakes (MSDI-USA) | 2.00 (μg/capita/day) |
| Threshold of Concern | 540 (μg/person/day) |
| Structure Class | II |
| baked goods | - |
| beverages(nonalcoholic) | - |
| beverages(alcoholic) | - |
| breakfast cereal | - |
| cheese | - |
| chewing gum | - |
| condiments / relishes | - |
| confectionery froastings | - |
| egg products | - |
| fats / oils | - |
| fish products | - |
| frozen dairy | - |
| fruit ices | - |
| gelatins / puddings | - |
| granulated sugar | - |
| gravies | - |
| hard candy | - |
| imitation dairy | - |
| instant coffee / tea | - |
| jams / jellies | - |
| meat products | - |
| milk products | - |
| nut products | - |
| other grains | - |
| poultry | - |
| processed fruits | - |
| processed vegetables | - |
| reconstituted vegetables | - |
| seasonings / flavors | - |
| snack foods | - |
| soft candy | - |
| soups | - |
| sugar substitutes | - |
| sweet sauces | - |
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