HX0078

Heptane

Meets Reagent Specifications for testing USP/NF monographs OmniSolv^®

• Synonym(s): n-Heptane, high purity solvents
• Linear Formula: CH₃(CH₂)₅CH₃
• CAS Number: 142-82-5
• Molecular Weight: 100.20
• Beilstein: 1730763
• MDL number: MFCD00009544
• UNSPSC Code: 12191502
• EC Index Number: 205-563-8

Properties

• Agency: meets USP/NF
• Quality Level: 100
• vapor density: 3.5 (vs air)
• vapor pressure: 40 mmHg ( 20 °C); 83 mmHg ( 37.7 °C)
• product line: OmniSolv^®
• Assay: ≥99% n-heptane basis; ≥99.9% (saturated C7 hydrocarbons)
• form: liquid
• autoignition temp.: 433 °F
• expl. lim.: 7 %
• greener alternative product characteristics: Safer Solvents and Auxiliaries; Learn more about the Principles of Green Chemistry.
• impurities: ≤0.01% Water (H₂O); ≤5 ng/L Capillary ECD responsive substances (as PCNB)
• evapn. residue: ≤1 ppm
• color: APHA: ≤10
• refractive index: n20/D 1.387 (lit.)
• bp: 98 °C (lit.)
• mp: −91 °C (lit.)
• transition temp: flash point -4 °C
• solubility: 0.05 g/L
• density: 0.684 g/mL at 25 °C (lit.)
• UV cutoff: ≤197 nm
• UV absorption: λ: 197 nm A_max: ≤1.00; λ: 200 nm A_max: ≤0.50; λ: 210 nm A_max: ≤0.25; λ: 220 nm A_max: ≤0.10; λ: 230 nm A_max: ≤0.05; λ: 250 nm A_max: ≤0.01; λ: 260 nm A_max: ≤0.01; λ: 270 nm A_max: ≤0.005; λ: 300 nm A_max: ≤0.005
• greener alternative category: Aligned
• shipped in: ambient
• storage temp.: room temp
• SMILES string: CCCCCCC
• InChI: 1S/C7H16/c1-3-5-7-6-4-2/h3-7H2,1-2H3
• InChI key: IMNFDUFMRHMDMM-UHFFFAOYSA-N

Description

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 compared to hexane and thus align with "Safer Solvents and Auxiliaries". Click here for more information.

Application

HX0078P-1 is packaged in poly coated glass bottles

Meets Reagent Specifications for testing USP/NF monographs OmniSolv^®

Preparation Note

Product filtered through a 0.2 μm filter

Analysis Note

Assay (n-heptane)99.0% minAssay (saturated C7 hydrocarbons)99.9% minBoiling range94.5-99.0°CCapillary ECD responsive substances (as PCNB)5ng/L maxColor (APHA)10 maxEvaporation residue1ppm maxFiltered through 0.2 µm filterTo pass testFluorescence (as quinine base)250ppt maxFormClear liquidInfrared SpectrumConforms to standardUV Abs. at 197 nm1.00AU maxUV Abs. at 200 nm0.50AU maxUV Abs. at 210 nm0.25AU maxUV Abs. at 220 nm0.10AU maxUV Abs. at 230 nm0.05AU maxUV Abs. at 250 nm0.01AU maxUV Abs. at 260 nm0.01AU maxUV Abs. at 270 nm0.005AU maxUV Abs. at 300 nm0.005AU maxUV Cut-off197nm maxWater (H2O)0.01% max

Legal Information

OMNISOLV is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• Pictograms: 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 Classifications: Aquatic Acute 1 - Aquatic Chronic 1 - Asp. Tox. 1 - Flam. Liq. 2 - Skin Irrit. 2 - STOT SE 3
• Target Organs: Central nervous system
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 2
• Flash Point(F): 24.8 °F
• Flash Point(C): -4 °C