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W338605 Sigma-Aldrich

Pyrrole

≥98%, FCC, FG

Synonym: Azole, Divinylenimine, Imidole

  • CAS Number 109-97-7

  • Empirical Formula (Hill Notation) C4H5N

  • Molecular Weight 67.09

  •  FEMA Number 3386

  •  Beilstein/REAXYS Number 1159

  •  EC Number 203-724-7

  •  Council of Europe no. 2381

  •  MDL number MFCD00005216

  •  PubChem Substance ID 24901681

  •  Flavis number 14.041

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Properties

Related Categories Alphabetical Listings, Certified Food Grade Products, Flavors and Fragrances, N-P, O-P More...
biological source   synthetic
grade   FG
reg. compliance   FCC
  FDA 21 CFR (110)
  EU Regulation 1334/2008 & 872/2012
vapor density   2.31 (vs air)
InChI Key   KAESVJOAVNADME-UHFFFAOYSA-N
assay   ≥98%
refractive index   n20/D 1.508 (lit.)
bp   131 °C(lit.)
mp   −23 °C (lit.)
density   0.967 g/mL at 25 °C (lit.)
Agency/Method   meets purity specifications of JECFA
Documentation   see Safety & Documentation for available documents
Organoleptic   nutty; ethereal; sweet
food allergen   no known allergens
storage temp.   2-8°C

Description

General description

Pyrrole is one of the flavor compounds that is formed in thermally processed foods due to the Maillard reaction.

Packaging

1 kg in glass bottle

100 g in glass bottle

5 kg in steel drum

Other Notes

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Legal Information

For R&D Use and/or Food Manufacturing only

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
Precautionary statements 
RIDADR 
UN 1992 6.1(3) / PGIII
WGK Germany 
2
RTECS 
UX9275000
Flash Point(F) 
96.8 °F
Flash Point(C) 
36 °C

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Protocols & Articles

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Flavors and Fragrances Quality and Regulatory

From a comprehensive vendor approval process, to the testing of raw material at receipt as well as when product is ready to be shipped; we prove our dedication to supply chain transparency, every day.
Keywords: Allergens, Food Safety, Solvents

Peer-Reviewed Papers
15

References

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