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等级
HPLC Plus
质量水平
蒸汽密度
3.5 (vs air)
蒸汽压
40 mmHg ( 20 °C)
83 mmHg ( 37.7 °C)
方案
≥98.5% (GC)
99%
表单
liquid
自燃温度
433 °F
expl. lim.
7 %
环保替代产品特性
Safer Solvents and Auxiliaries
Learn more about the Principles of Green Chemistry.
sustainability
Greener Alternative Product
技术
HPLC: suitable
gas chromatography (GC): suitable
杂质
≤0.0001% non-volatiles
≤0.01% water (Karl Fischer)
≤1.0 ppb Fluorescence (quinine) at 365 nm
卤代烷残留物
≤2 μg/L (as heptachlor epoxide)
折射率
n20/D 1.3850-1.3890
n20/D 1.387 (lit.)
沸点
98 °C (lit.)
mp
−91 °C (lit.)
溶解性
acetone: miscible(lit.)
carbon tetrachloride: soluble(lit.)
ethanol: very soluble(lit.)
water: insoluble(lit.)
密度
0.684 g/mL at 25 °C (lit.)
λ
H2O reference
紫外吸收
λ: 200 nm Amax: ≤1.0
λ: 225 nm Amax: ≤0.10
λ: 250 nm Amax: ≤0.01
λ: 300-400 nm Amax: ≤0.005
适用性
corresponds for IR spectroscopy
suitable for residue analysis
应用
food and beverages
环保替代产品分类
SMILES字符串
CCCCCCC
InChI
1S/C7H16/c1-3-5-7-6-4-2/h3-7H2,1-2H3
InChI key
IMNFDUFMRHMDMM-UHFFFAOYSA-N
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一般描述
庚烷(n-Heptane)是内燃机燃料中辛烷等级评定的主要参考燃料(PRF)。据报道,其十六烷值为56。其在流动反应器、激波管和快速压缩机中氧化的机制和动力学研究已被报道。研究了其在不同温度和压力条件下的热分解。研究了在氧化镁负载型钒催化剂存在下的氧化脱氢反应。据报道,n-庚烷的Hβ沸石(MoP/Hβ)催化加氢异构化上负载的磷化钼通过掺杂再生金属而得到增强(Cr、Ni或Ce)。
应用
分光光度法。
环境测试。
- 制备薄层色谱法 (TLC) 分离纯化脂肪酸甲酯 N -酰基吡咯烷衍生物的混合溶剂。
- 通过全细胞双重氧化生成手性醇和庚酮。
- 以二氧化硅固定化脂肪酶催化乙酸与异丙醇的酯化反应,作为合成乙酸异丙酯的溶剂。
特点和优势
包装
As a global leader in lab reagents, we are constantly looking for new ways to optimize the safety of our products. The newly developed 4L solvent bottle design features advanced sealing technology that eliminates leaks to make the handling of solvents safer and more convenient than ever before.
See all the new features here!
其他说明
法律信息
警示用语:
Danger
危险分类
Aquatic Acute 1 - Aquatic Chronic 1 - Asp. Tox. 1 - Flam. Liq. 2 - Skin Irrit. 2 - STOT SE 3
靶器官
Central nervous system
储存分类代码
3 - Flammable liquids
WGK
WGK 2
闪点(°F)
24.8 °F - closed cup
闪点(°C)
-4 °C - closed cup
其他客户在看
商品
Development and validation of a fatty acid methyl esterification method, using methanolic HCl reagent, for FAME analysis by GC of vegetable oils and fats.
相关内容
Why should you have to choose between solvents that are ecological and those that are reliable? Enjoy both at once with our biorenewable and greener solutions. Cyrene™ solvent is a new dipolar aprotic alternative to common REACH restricted solvents, such as N methyl-2-pyrrolidone (NMP) and Dimethylformamide (DMF).
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