Sigma-Aldrich
Imidazole ACS Reagent 99% Titration 500 gram
- Part Number:
- MIL-I2399-500G
- Lead Time:
- 2-4 weeks
- Shipping:
- FREE SHIPPING on most orders over $50*
- Quantity:
- each
- Size:
- 500 grams
- Style:
- chemical
- DOT Rated:
- HazMat Transport Fee Required
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Description
Imidazole Acs Reagent ≥99% Titration 500 Gram
Synonym: 1,3-Diaza-2,4-cyclopentadiene, Glyoxaline
- CAS Number 288-32-4
- Empirical Formula (Hill Notation) C3H4N2
- Molecular Weight 68.08
- Beilstein/REAXYS Number 103853
- EC Number 206-019-2
- MDL number MFCD00005183
- eCl@ss 39161001
- PubChem Substance ID 24895975
- NACRES NA.21
| Quality Level | 200 |
| grade | ACS reagent |
| vapor pressure | |
| assay | ≥99% (titration) |
| greener alternative product characteristics | Design for Energy EfficiencyLearn more about the Principles of Green Chemistry. |
| impurities | ≤0.2% water |
| ign. residue | ≤0.1% |
| pH | 9.5-11.0 (25 °C, 5% in H2O) |
| pKa (25 °C) | 6.95 |
| bp | 256 °C (lit.) |
| mp | 88-91 °C (lit.) |
| cation traces | Fe: ≤0.001% |
| SMILES string | c1c[nH]cn1 |
| InChI | 1S/C3H4N2/c1-2-5-3-4-1/h1-3H,(H,4,5) |
| InChI key | RAXXELZNTBOGNW-UHFFFAOYSA-N |
General description
Imidazole is a five-membered heterocycle that is found in many naturally occurring compounds. It exhibits both acidic and basic properties. It is reported to be an inhibitor of thromboxane formation. Its vertical spectrum and the radiationless decay have been recorded and analyzed.
GHS05, GHS07, GHS08
Signal word Danger
Hazard statements H302-H314-H360D
Precautionary statements P201-P260-P280-P303 + P361 + P353-P305 + P351 + P338-P308 + P313
Personal Protective Equipment Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
RIDADR UN 3263 8 / PGIII
WGK Germany 2
RTECS NI3325000
Flash Point(F) 293 °F
Flash Point(C) 145 °C
Documents
Warnings
Note: These chemicals are for research & laboratory use only. Your order will not be processed if you do not work for, and ship to, a registered laboratory or research facility. Not for topical applications. An official Declaration of Use form may be required.
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WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer and reproductive harm. Prop 65 Warning
Please note: This product is not returnable.