1.07179

正戊烷

for spectroscopy Uvasol^®

• 同義詞: 戊烷
• 線性公式: CH₃(CH₂)₃CH₃
• CAS號碼: 109-66-0
• 分子量：: 72.15
• Beilstein: 969132
• MDL號碼: MFCD00009498
• 分類程式碼代碼: 12191502
• 酶委員會索引編號: 203-692-4
• NACRES: NA.03
• 化驗: ≥99.5% (GC)
• 技術: UV/Vis spectroscopy: suitable
• bp: 35-36 °C (lit.)

屬性

• 蒸汽密度: 2.48 (vs air)
• 品質等級: 100
• 化驗: ≥99.5% (GC)
• 形狀: liquid
• 自燃溫度: 500 °F
• 效力: >2000 mg/kg LD₅₀, oral (Rat)
• expl. lim.: ~8.3 %
• 技術: UV/Vis spectroscopy: suitable
• 雜質: ≤0.0002 meq/g Acidity; ≤0.0002 meq/g Alkalinity; ≤0.005% Water
• 蒸發殘留物: ≤0.0002%
• 顏色: APHA: ≤10
• 透射率: 200 nm, ≥50%; 210 nm, ≥70%; 215 nm, ≥85%; 225 nm, ≥95%; 240 nm, ≥98%
• 折射率: n20/D 1.358 (lit.)
• bp: 35-36 °C (lit.)
• mp: −130 °C (lit.)
• 轉變溫度: flash point -48 °C (refers to pure substance)
• 溶解度: 0.4 g/L
• 密度: 0.626 g/mL at 25 °C (lit.)
• 紫外吸收: λ: 200 nm A_max: ≤0.30; λ: 210 nm A_max: ≤0.16; λ: 215 nm A_max: ≤0.07; λ: 225 nm A_max: ≤0.02; λ: 240 nm A_max: ≤0.01
• 儲存溫度: 2-30°C
• SMILES 字串: CCCCC
• InChI: 1S/C5H12/c1-3-5-4-2/h3-5H2,1-2H3
• InChI 密鑰: OFBQJSOFQDEBGM-UHFFFAOYSA-N

描述

一般說明

UV/VIS 和红外光谱中分析结果的准确性取决于是否使用非常纯的溶剂进行样品制备。Uvasol<TMSYMBOL></TMSYMBOL> 系列是特别被计为用于光谱学和其它需要最高光学纯度化学物质的应用领域。精制过程使得应用更加安全并避免由痕量 UV（紫外线）、IR（红外线）和荧光污染引起对分析结果的错误判断。Uvasol<TMSYMBOL></TMSYMBOL> 溶剂可提供最佳的紫外线透射率。在所有质量标准中，均确定了5种典型波长的最小透射率。

應用

• Quantitative determination of nitrous oxide in human blood by HS-GC-MS: forensic application of two fatal poisoning cases.: This study leverages n-Pentane in headspace gas chromatography-mass spectrometry (HS-GC-MS) for the forensic analysis of nitrous oxide in human blood. Highlighting its importance in forensic science, the research demonstrates n-Pentane′s utility in providing accurate and reliable measurements essential for legal and medical evaluations (Li Z et al., 2024).


• A photochromic trinuclear dysprosium(iii) single-molecule magnet with two distinct relaxation processes.: This article describes the use of n-Pentane in the synthesis of a dysprosium-based single-molecule magnet, showcasing its role in developing materials with unique magnetic properties for potential applications in quantum computing and data storage (Rogacz K et al., 2024).


• Reduction of Thorium Tris(amido)arene Complexes: Reversible Double and Single C-C Couplings.: This research employs n-Pentane in the study of thorium complexes, providing insights into reversible carbon-carbon coupling reactions. The findings contribute to the understanding of actinide chemistry and its application in recycling and waste reduction strategies (Deng C et al., 2024).


• Tuning Reactivities of tert-Butyllithium by the Addition of Stoichiometric Amounts of Tetrahydrofuran.: The study utilizes n-Pentane to adjust the reactivity of tert-butyllithium, illustrating its significant role in enhancing the control over chemical reactions. This advancement is pivotal for the synthesis of complex molecules in pharmaceuticals and materials science (Kleinheider J et al., 2024).


• Steps to achieve carvone-rich spearmint (Mentha spicata L.) essential oil: a case study on the use of different distillation methods.: In this research, n-Pentane is examined for its efficacy in extracting high-quality essential oils from spearmint, demonstrating its versatility in botanical extractions and its impact on the quality and characteristics of the essential oils obtained (Moradi-Sadr J et al., 2023).

分析報告

纯度（GC）： ≥ 99.5 %
蒸发残留物： ≤ 0.0002 %
水： ≤ 0.005 %
颜色： ≤ 10 色度
酸度： ≤ 0.0002 meq/g
碱度： ≤ 0.0002 meq/g
荧光（以254 nm奎宁计）： ≤ 1.0 ppb
荧光（以365 nm处奎宁计）： ≤ 1.0 ppb
透射率（200 nm）： ≥ 50 %
透射率（210 nm）： ≥ 70 %
透射率（215 nm）： ≥ 85 %
透射率（225 nm）： ≥ 95 %
透射率（从240起 nm开始）： ≥ 98％
吸光度（200 nm）： ≤ 0.30
吸光度（210 nm）： ≤ 0.16
吸光度（215 nm）： ≤ 0.07
吸光度（225 nm）： ≤ 0.02
吸光度（240 nm）： ≤ 0.01
符合Reag.Ph Eur“特定用途光谱法”的要求.

其他說明

欢迎探索各式各样的实验室安全配件和设备，以安全操作溶剂，在首次使用时就能获得较高的安全水平。

法律資訊

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

安全資訊

• 象形圖: GHS02,GHS07,GHS08,GHS09
• 訊號詞: Danger
• 危險聲明: H225 - H304 - H336 - H411
• 防範說明: P210 - P233 - P240 - P273 - P301 + P310 - P331
• 危險分類: Aquatic Chronic 2 - Asp. Tox. 1 - Flam. Liq. 2 - STOT SE 3
• 標靶器官: Respiratory system
• 安全危害: EUH066
• 儲存類別代碼: 3 - Flammable liquids
• 水污染物質分類（WGK）: WGK 2
• 閃點（°F）: -40.0 °F
• 閃點（°C）: -40 °C