삼차-아밀알코올
2-메틸-2-뷰탄올 · 삼차-아밀알코올 · 삼차-펜틸알코올 · TERT-AMYL ALCOHOL · T-AMYL ALCOHOL · 2-METHYLBUTAN-2-OL · tAmOH · t-amyl

식별자 및 물리적 특성
| CAS No. | 75-85-4 |
|---|---|
| 분자식 | C5H12O |
| 평균 분자량 | 88.15 g/mol |
| 단동위원소 질량 | 88.088815 g/mol |
| SMILES | CCC(C)(C)O |
| InChIKey | MSXVEPNJUHWQHW-UHFFFAOYSA-N |
| PubChem CID | 6405 |
| ChEMBL | CHEMBL44658 |
| ChEBI | CHEBI:132750 |
| EC No. | 200-908-9 |
| DTXSID | DTXSID0041436 |
| 현지명 | 삼차-아밀알코올 |
화학 및 물리적 성질
| XLogP | 0.9 |
|---|---|
| 극성 표면적 | 20.2 |
| 수소 결합 공여자 수 | 1 |
| 수소 결합 수용자 수 | 1 |
| 회전 가능 결합 수 | 1 |
| 무거운 원자 수 | 6 |
| 형식 전하 | 0 |
| 복잡도 | 39.2 |
| 물질 분류 | Flammable agents - 3rd degreeVolatile Organic Compound (VOC) |
| Solvents | Solvents -> Alcohols (<C12) |
| pH | Solution neutral to litmus6.0 (118g/l, H2O, 20℃)neutral |
| SpringerMaterials Properties | Boiling point |
| 향료 | Fragrance Ingredient (2-Methyl-2-butanol) -> IFRA transparency List |
| LogP(분배 계수) | log Kow = 0.89 |
| 냄새 | Characteristic odorCamphor odor매운맛 |
| 맛 | Burning taste |
| 밀도 | 0.8096 at 20 °C/4 °C0.805 g/mL at 25 °C(lit.) |
| 향미제 | EU Flavoring substances |
| Viscosity | 3.79 centipoise at 25 °C |
| Color/Form | Colorless liquid |
| 녹는점 | -12 °C |
| 끓는 점 | 102 °C(lit.) |
| 증기 밀도 | 3 (vs air) |
| 증기압 | 15.5 hPa (20 °C) |
| 굴절률 | n20/D 1.405(lit.) |
| 인화점 | 20 °C |
| 저장 조건 | Store at +5°C to +30°C. |
| 용해도 | 알코올, 에테르, 벤젠, 클로로포름, 글리세롤, 오일 및 아세톤과 섞입니다. |
| 물리적 상태 | 액체 |
| pKa(산도 계수) | 15.38±0.29(Predicted) |
| 색상 | 무색의 |
| 후각 역치 | 0.088ppm |
| 폭발한계 | 1.3-9.6%(V) |
| 용해도 | 120g/L(20℃) |
| 비열 | Cp(liquid): 2.8 J/(g·K), at 25℃ |
| Merck | 14,7140 |
| BRN | 1361351 |
| 헨리 상수 | 6.5×10-1 mol/(m3Pa) at 25℃, Brockbank (2013) |
| 유전율 | 11.7(20℃) |
| 안정성 | 빛에 민감합니다. 가연성이 높습니다. 강한 산화제와 호환되지 않습니다. |
| InChI | 1S/C5H12O/c1-4-5(2,3)6/h6H,4H2,1-3H3 |
| InChIKey | MSXVEPNJUHWQHW-UHFFFAOYSA-N |
| SMILES | CCC(C)(C)O |
| LogP(분배 계수) | 0.890 |
| 표면장력 | 24.04mN/m at 293.15K |
| NIST | 2-Butanol, 2-methyl-(75-85-4) |
| EPA | 2-Methyl-2-butanol (75-85-4) |
화학적 성질
tert-Amyl alcohol is a volatile liquid.2-Methyl-2-butanol has a sour odor, a threshold value of 8.2 mg/m3 (2.3 ppm), an absolute perception limit of 0.04 ppm, and a 100% recognition level of 0.23 ppm .
안전 및 규제
| GHS 분류 | DangerH225: Highly Flammable liquid and vapor [Danger Flammable liquids]P210, P233, P240, P241, P242, P243, P261, P264, P271, P280, P302+P352, P303+P361+P353, P304+P340, P317, P319, P321, P332+P317, P362+P364, P370+P378, P403+P233, P403+P235, P405, and P501 (click each P-code to see the statement)This chemical does not meet GHS hazard criteria for 1.8% (11 of 610) of reports.H225 (98.2%): Highly Flammable liquid and vapor [Danger Flammable liquids] |
|---|---|
| 규제 정보 | Chemical: 2-Butanol, 2-methyl-Commission Regulation (EC) No 1565/2000 (Repealed by Com. Implementing Reg. (EU) No 872/2012)2-Butanol, 2-methyl- is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of 2-Butanol, 2-methyl- are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)Status: Active Update: 13-08-2020 https://echa.europa.eu/registration-dossier/-/registered-dossier/100402-Methylbutan-2-ol: Does not have an individual approval but may be used under an appropriate group standardThe New Jersey Worker and Community Right to Know Act requires public and private employers to provide information about hazardous substances at their workplaces. (N.J.S.A. 34:5A-1 et. seq.) |
| 운송 라벨(DOT) | Flammable Liquid |
| 화재 위험 | Excerpt from ERG Guide 129 [Flammable Liquids (Water-Miscible / Noxious)]: |
| 화재 가능성 | FLAMMABLE, DANGEROUS FIRE RISK. |
| 건강 유해성 | Excerpt from ERG Guide 129 [Flammable Liquids (Water-Miscible / Noxious)]: |
| 유해성 요약 | Dangerous fire risk[Hawley] A skin, eye, and respiratory tract irritantInhalation of high concentrations may cause CNS effects[HSDB] An irritantInhalation of high concentrations can cause CNS depression[MSDSonline] |
| 반응성 그룹 | Alcohols and Polyols |
| Reactivity Alerts | Highly Flammable |
| Reactivity Profile |
용도
용도
2-Methyl-2-butanol is used as a solvent in flavors, pharmaceuticals, corrosion inhibitors, resins, gums, coating materials and in organic synthesis. It acts as a frothing agent (ore flotation), surfactant (petroleum recovery) and stabilizing agent. Further, it is used in processing aids.
일반 설명
A clear, colorless liquid with an odor of camphor. Flash point 70°F. Density 0.81 g / cm3. Slightly soluble in water.
제조 및 합성 방법
생산 방법
tert-Amyl alcohol is prepared by hydrating 2-methyl-2- butenes. It can also be prepared by reducing pivalic acid.