正十一烷（CAS 1120-21-4）：分子式 C11H24、分子量 156.31。
| CAS号 | 1120-21-4 |
|---|---|
| 分子式 | C11H24 |
| 分子量 | 156.31 |
| 熔点 | -14.1 °F (NTP, 1992) |
| 沸点 | 384.6 °F at 760 mmHg (NTP, 1992) |
| LogP | 5.6 |
| 应用领域 | Uses: Undecane is a component of gasoline. Used in organic synthesis and as a solvent for inks and as a degreaser、[HSDB]、Metal Degreasing [Category: Clean]、Silk-Screen Printing [Category: Other]、Petroleum research、organic synthesis、distillation chaser.、Component of gasoline、Chemical intermediate for chlorinated paraffins (C10-C30 n-paraffins)、linear alkylbenzenes (C10-C14 n-paraffins)、primary detergent alcohols-C11-C14 paraffins、feedstock for citric acid production by fermentation (as mixture)、solvent、especially for printing inks and degreasing applications、chemical intermediate for linear secondary alcohols (former use)、chemical intermediate、e.g.、for random internal olefins and sulfonates.、Use Classification: Fragrance Ingredients、Industry Uses: Intermediate、Not Known or Reasonably Ascertainable、Fuel、Other、Lubricating agent、Consumer Uses: Lubricating agent、Household Products: Information on 1 consumer products that contain Undecane in the following categories is provided:、• Personal Care、Methods of Manufacturing: By far the largest amount of saturated hydrocarbons is obtained from the natural sources natural gas and petroleum、either by isolation、fractional distillation、or by suitable conversion reactions. Additional sources include various products derived from coal processing or biomass conversion reactions、Fischer-Tropsch synthesis. Saturated hydrocarbons that are unavailable from natural sources or for laboratory purposes are produced by special synthesis or by conversion processes.、Saturated hydrocarbons、Undecane is obtained from the refining of petroleum. Paraffins are isolated by selective adsorption followed by fractional distillation to produce the desired mix of n-paraffins.、Isolation of n-paraffins (C9-C17) from kerosene and gas oil fractions of crude oil by selective adsorption with molecular sieves or adduction with urea followed by fractional distillation to produce the desired mixture of n-paraffins.、Formulations、Preparations: Grades: 95%、99%、research.、U.S. Production: 2023: 85、000、000 - <100、000 lb、2022: 50、2021: 50、2020: 50、(1977) AT LEAST 2.27X10+10 GRAMS、(1981) 3.16X10+11 G (TOTAL、N-PARAFFINS)、Non-confidential 2012 Chemical Data Reporting (CDR) information on the production and use of chemicals manufactured or imported into the United States. Chemical: Undecane. National Production Volume: 50、000 - 100、yr.、General Manufacturing Information: Petrochemical Manufacturing、Other (requires additional information)、All Other Basic Organic Chemical Manufacturing、Non-metallic Mineral Product Manufacturing (includes clay、glass、cement、concrete、lime、gypsum、and other non-metallic mineral product manufacturing)、Petroleum Lubricating Oil and Grease Manufacturing、Undecane: ACTIVE、Undecane inhibited bacterial spore germination on certain growth media. |
登记用途：Uses: Undecane is a component of gasoline. Used in organic synthesis and as a solvent for inks and as a degreaser、[HSDB]、Metal Degreasing [Category: Clean]、Silk-Screen Printing [Category: Other]、Petroleum research、organic synthesis、distillation chaser.、Component of gasoline、Chemical intermediate for chlorinated paraffins (C10-C30 n-paraffins)、linear alkylbenzenes (C10-C14 n-paraffins)、primary detergent alcohols-C11-C14 paraffins、feedstock for citric acid production by fermentation (as mixture)、solvent、especially for printing inks and degreasing applications、chemical intermediate for linear secondary alcohols (former use)、chemical intermediate、e.g.、for random internal olefins and sulfonates.、Use Classification: Fragrance Ingredients、Industry Uses: Intermediate、Not Known or Reasonably Ascertainable、Fuel、Other、Lubricating agent、Consumer Uses: Lubricating agent、Household Products: Information on 1 consumer products that contain Undecane in the following categories is provided:、• Personal Care、Methods of Manufacturing: By far the largest amount of saturated hydrocarbons is obtained from the natural sources natural gas and petroleum、either by isolation、fractional distillation、or by suitable conversion reactions. Additional sources include various products derived from coal processing or biomass conversion reactions、Fischer-Tropsch synthesis. Saturated hydrocarbons that are unavailable from natural sources or for laboratory purposes are produced by special synthesis or by conversion processes.、Saturated hydrocarbons、Undecane is obtained from the refining of petroleum. Paraffins are isolated by selective adsorption followed by fractional distillation to produce the desired mix of n-paraffins.、Isolation of n-paraffins (C9-C17) from kerosene and gas oil fractions of crude oil by selective adsorption with molecular sieves or adduction with urea followed by fractional distillation to produce the desired mixture of n-paraffins.、Formulations、Preparations: Grades: 95%、99%、research.、U.S. Production: 2023: 85、000、000 - <100、000 lb、2022: 50、2021: 50、2020: 50、(1977) AT LEAST 2.27X10+10 GRAMS、(1981) 3.16X10+11 G (TOTAL、N-PARAFFINS)、Non-confidential 2012 Chemical Data Reporting (CDR) information on the production and use of chemicals manufactured or imported into the United States. Chemical: Undecane. National Production Volume: 50、000 - 100、yr.、General Manufacturing Information: Petrochemical Manufacturing、Other (requires additional information)、All Other Basic Organic Chemical Manufacturing、Non-metallic Mineral Product Manufacturing (includes clay、glass、cement、concrete、lime、gypsum、and other non-metallic mineral product manufacturing)、Petroleum Lubricating Oil and Grease Manufacturing、Undecane: ACTIVE、Undecane inhibited bacterial spore germination on certain growth media.。
正十一烷 是一种化工化合物，登记 CAS 号为 1120-21-4，分子式 C11H24（分子量 156.31）。
登记 CAS 号：1120-21-4
其分子式 C11H24 由 11 个碳、24 个氢 组成。
别名/同义词：正十一烷 · n-Undecane
正十一烷 的 CAS 登记号为 1120-21-4。
分子式 C11H24，分子量 156.31。
别名/同义词：正十一烷、n-Undecane。
登记用途：Uses: Undecane is a component of gasoline. Used in organic synthesis and as a solvent for inks and as a degreaser、[HSDB]、Metal Degreasing [Category: Clean]、Silk-Screen Printing [Category: Other]、Petroleum research、organic synthesis、distillation chaser.、Component of gasoline、Chemical intermediate for chlorinated paraffins (C10-C30 n-paraffins)、linear alkylbenzenes (C10-C14 n-paraffins)、primary detergent alcohols-C11-C14 paraffins、feedstock for citric acid production by fermentation (as mixture)、solvent、especially for printing inks and degreasing applications、chemical intermediate for linear secondary alcohols (former use)、chemical intermediate、e.g.、for random internal olefins and sulfonates.、Use Classification: Fragrance Ingredients、Industry Uses: Intermediate、Not Known or Reasonably Ascertainable、Fuel、Other、Lubricating agent、Consumer Uses: Lubricating agent、Household Products: Information on 1 consumer products that contain Undecane in the following categories is provided:、• Personal Care、Methods of Manufacturing: By far the largest amount of saturated hydrocarbons is obtained from the natural sources natural gas and petroleum、either by isolation、fractional distillation、or by suitable conversion reactions. Additional sources include various products derived from coal processing or biomass conversion reactions、Fischer-Tropsch synthesis. Saturated hydrocarbons that are unavailable from natural sources or for laboratory purposes are produced by special synthesis or by conversion processes.、Saturated hydrocarbons、Undecane is obtained from the refining of petroleum. Paraffins are isolated by selective adsorption followed by fractional distillation to produce the desired mix of n-paraffins.、Isolation of n-paraffins (C9-C17) from kerosene and gas oil fractions of crude oil by selective adsorption with molecular sieves or adduction with urea followed by fractional distillation to produce the desired mixture of n-paraffins.、Formulations、Preparations: Grades: 95%、99%、research.、U.S. Production: 2023: 85、000、000 - <100、000 lb、2022: 50、2021: 50、2020: 50、(1977) AT LEAST 2.27X10+10 GRAMS、(1981) 3.16X10+11 G (TOTAL、N-PARAFFINS)、Non-confidential 2012 Chemical Data Reporting (CDR) information on the production and use of chemicals manufactured or imported into the United States. Chemical: Undecane. National Production Volume: 50、000 - 100、yr.、General Manufacturing Information: Petrochemical Manufacturing、Other (requires additional information)、All Other Basic Organic Chemical Manufacturing、Non-metallic Mineral Product Manufacturing (includes clay、glass、cement、concrete、lime、gypsum、and other non-metallic mineral product manufacturing)、Petroleum Lubricating Oil and Grease Manufacturing、Undecane: ACTIVE、Undecane inhibited bacterial spore germination on certain growth media.。
正十一烷（CAS 1120-21-4）的独立参考数据，整理自公开化学数据库。
| CAS Registry Number | 1120-21-4 |
|---|---|
| PubChem CID | 14257 |
| Molecular formula | C11H24 |
| IUPAC name | undecane |
| UNII (FDA) | JV0QT00NUE |
| Molecular Weight | 156.31 |
|---|---|
| XLogP3 | 5.6 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 0 |
| Rotatable Bond Count | 8 |
| Exact Mass | 156.187800766 |
| Monoisotopic Mass | 156.187800766 |
| Topological Polar Surface Area | 0 |
| Heavy Atom Count | 11 |
| Boiling Point | 384.6 °F at 760 mmHg (NTP, 1992) |
|---|---|
| Boiling Point | 195.9 °C |
| Boiling Point | 195.00 to 198.00 °C. @ 760.00 mm Hg |
| Boiling Point | 195.6 °C @760 [mm Hg] |
| Melting Point | -14.1 °F (NTP, 1992) |
| Melting Point | -25.54 °C |
| Melting Point | -26.00 °C. @ 760.00 mm Hg |
| Melting Point | -25.75 °C |
| Flash Point | 149 °F (NFPA, 2010) |
| Flash Point | 300 °F |
Undecane; N-UNDECANE; 1120-21-4; Hendecane; DTXSID9021689; JV0QT00NUE; NSC-66159; DTXCID301689; CHEBI:46342; RefChem:6337; 214-300-6; MFCD00008959; n-Hendecane; Decane, methyl-; Undecane, >=99%; n-Undecane; Hendecane
| GHS notification summary | 0.8% (4 / 486) |
|---|
| GHS notification summary | 0.8% (4 / 486) |
|---|---|
| Reported hazard statements | H304 (99%), H226, H335, H227 |
This chemical does not meet GHS hazard criteria for 0.8% (4 of 486) of reports.
H304 (99%): May be fatal if swallowed and enters airways [Danger Aspiration hazard]
n-Undecane · CAS 1120-21-4 · C11H24. UNII JV0QT00NUE. Boiling Point: 384.6 °F at 760 mmHg (NTP, 1992); Boiling Point: 195.9 °C; Boiling Point: 195.00 to 198.00 °C. @ 760.00 mm Hg.
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: n-Undecane