Heptane
SIGALD/34873 - suitable for HPLC, ≥99%
CAS Number: 142-82-5
Empirical Formula (Hill Notation): C7H16
Molecular Weight: 100.20
EC Number: 205-563-8
MDL Number: MFCD00009544
Linear Formula: CH3(CH2)5CH3
Product Type: Chemical
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 34873-100ML.
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 34873-1L.
12 Principles of Green Chemistry: Principle 5—Safer Solvents and Auxiliaries. This product utilizes reduced volumes of auxiliary substances that are less hazardous.
| assay | ≥99% |
| autoignition temp. | 433 °F |
| bp | 98 °C (lit.) |
| color | APHA: ≤10 |
| density | 0.684 g/mL at 25 °C (lit.) |
| evapn. residue | ≤0.0003% |
| expl. lim. | 7 % |
| form | liquid |
| greener alternative category | Aligned  |
| greener alternative product characteristics | Safer Solvents and Auxiliaries Learn more about the Principles of Green Chemistry . |
| impurities | ≤0.001% free acid (as CH3COOH) |
| ≤0.01% water (Karl Fischer) | |
| ≤1 ppb fluorescence (quinine) at 254 nm | |
| ≤1 ppb fluorescence (quinine) at 365 nm | |
| InChI | 1S/C7H16/c1-3-5-7-6-4-2/h |
| InChI key | IMNFDUFMRHMDMM-UHFFFAOYSA |
| mp | −91 °C (lit.) |
| purified by | filtration through 0.2μm |
| Quality Level | 100 |
| refractive index | n |
| SMILES string | CCCCCCC |
| technique(s) | HPLC: suitable |
| UV absorption | λ: 200 nm Amax: ≤0.70 |
| λ: 210 nm Amax: ≤0.40 | |
| λ: 220 nm Amax: ≤0.10 | |
| λ: 230 nm Amax: ≤0.05 | |
| λ: 245 nm Amax: ≤0.01 | |
| λ: 260 nm Amax: ≤0.01 | |
| λ: 400 nm Amax: ≤0.01 | |
| vapor density | 3.5 (vs air) |
| vapor pressure | 40 mmHg ( 20 °C) |
| 83 mmHg ( 37.7 °C) |
| Application: | Greener alternatives to Hexane in HPLC. |
| Application: | Heptane (n-heptane) may be used to compose the solvent mixtures for the purification of N-acylpyrrolidine derivatives of fatty acid methyl esters (FAMEs) by TLC (Thin Layer Chromatography). |
| Features and Benefits: | Greener alternative for hexane |
| General description: | We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. Heptane is an environmentally preferable solvent and greener alternative to hexane for chromatographic purification and thus has been enhanced for "Safer Solvents and Auxiliaries". Click here  for more information.Tools and techniques for solvent selection: green solvent selection guides .Heptane (n-Heptane) is a linear hydrocarbon. Its cetane number has been reported to be 56. |
| Other Notes: | What is a green solvent? A comprehensive framework for the environmental assessment of solvents Tools and techniques for solvent selection: green solvent selection guides |
| Other Notes: | Important notice The article number 34873-4X2.5L will be discontinued. Please order the single bottle 34873-2.5L which is physically identical with the same exact specifications. |
| Packaging: | 1, 6×1, 2, 4×2, 4×4 L in glass bottle |
| Packaging: | 100 mL in glass bottle |
| Packaging: | 20 L in Nowpak™ |
| Packaging: | 20, 50 L in Pure-Pac™ 2 |
| Packaging: | 200 L in Pure-Pac™ 2 |
| Packaging: | 56 L in Pure-Pac™ 1 |
| Recommended products: | Discover LiChropur reagents ideal for HPLC or LC-MS analysis |
| Symbol |     GHS02,GHS07,GHS08,GHS09 |
| Signal word | Danger |
| Hazard statements | H225 - H304 - H315 - H336 - H410 |
| Precautionary statements | P210 - P233 - P273 - P301 + P310 - P303 + P361 + P353 - P331 |
| Hazard Codes | F,Xn,N |
| Risk Statements | 11-38-50/53-65-67 |
| Safety Statements | 9-16-29-33-60-61-62 |
| RIDADR | UN1206 - class 3 - PG 2 - Heptanes |
| WGK Germany | WGK 2 |
| Flash Point(F) | 24.8 °F |
| Flash Point(C) | -4 °C |
| Purity | ≥99% |
| bp | 98 °C (lit.) |
| mp | −91 °C (lit.) |
| Density | 0.684 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 41116105 |