4-methylmorpholine

• ChemBase编号: 78000
• 分子式: C5H11NO
• 平均质量: 101.14694
• 单一同位素质量: 101.08406398
• SMILES: O1CCN(CC1)C
• Canonical SMILES: CN1CCOCC1
• InChI: InChI=1S/C5H11NO/c1-6-2-4-7-5-3-6/h2-5H2,1H3
• InChIKey: SJRJJKPEHAURKC-UHFFFAOYSA-N

名称和登记号

名称

• IUPAC标准名: 4-methylmorpholine
• IUPAC传统名: N-methylmorpholine
• 别名: 4-甲基吗啉; NMM; 4-Methylmorpholine; 4-Aza-4-methyl-1-oxacyclohexane; 4-Methylmorpholine; Methylmorpholine; 4-Methylmorpholine; N-METHYLMORPHOLINE; N-Methylmorpholine; N-Methylmorpholine

登记号

• CAS号: 109-02-4
• EC号: 203-640-0
• MDL号: MFCD00006175
• Beilstein号: 102719
• 默克索引号: 146277
• PubChem SID: 24897031; 24865480; 162042836; 24885446
• PubChem CID: 7972
• Chemspider ID: 7684
• 维基百科标题: N-Methylmorpholine

理论计算性质

• 质子受体: 2
• 质子供体: 0
• LogD (pH = 5.5): -2.0323699
• LogD (pH = 7.4): -0.38977557
• Log P: -0.028330985
• 摩尔折射率: 29.0626 cm^3
• 极化性: 11.428371 Å^3
• 极化表面积: 12.47 Å^2
• 可自由旋转的化学键: 0
• 里宾斯基五规则: true

分子性质

理化性质

• 外观: Liquid
• 熔点: -65°C; -66 °C(lit.); -66°C
• 沸点: 115 - 116°C; 115-116 °C/750 mmHg(lit.); 115-116°C; 116-118°C
• 闪点: 14 °C; 14°C; 14°C(57°F); 23.8°C; 57.2 °F
• 密度: 0.918 g/mL at 20 °C; 0.92; 0.92 g/cm^3; 0.92 g/ml; 0.92 g/mL at 25 °C(lit.); 0.920
• 折射率: 1.435; 1.4355; n20/D 1.435; n20/D 1.435(lit.)
• 蒸汽压: 18 mmHg ( 20 °C)
• 蒸汽密度: >1 (vs air)
• pKa: 7.38

安全信息

• 保存条件: 2-8°C
• 保存注意事项: Highly Flammable/Corrosive/Harmful/Air Sensitive/Store under Argon
• RTECS编号: QE5775000
• 欧盟危险性物质标志: 腐蚀性(Corrosive) (C); 易燃性(Flammable) (F); X; 有害性(Harmful) (Xn)
• 联合国危险货物编号: 2535; UN2535
• 德国WGK号: 1
• 联合国危险货物等级: 3; 8
• 联合国危险货物包装类别(PG): 2; II
• 澳大利亚Hazchem: 2WE
• 危险公开号: 11-20/21/22-34; R:10-22-27-34; R11 R20/21/22 R34
• 安全公开号: 16-26-36/37/39-45; 9-16-26-36/37/39-45-60; S:16-27/28-29-36/37/39-45; S16 S26 S36/37/39 S45
• 欧盟危险货物分类: FC
• 欧盟危险识别号(EUHIN): 8A
• 美国ERG指导号: 132
• TSCA收录: 是
• GHS危险品标识: GHS02; GHS05; GHS07
• GHS警示词: Danger
• GHS危险声明: H225-H302 + H312 + H332-H314; H225-H314-H318-H302-H312-H332
• GHS警示性声明: P210-P241-P303+P361+P353-P305+P351+P338-P405-P501A; P210-P280-P305 + P351 + P338-P310
• 个人保护装置: Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
• RID/ADR: UN 2535 3/PG 2

产品相关信息

• 纯度: ≥98.0% (GC); ≥99.0%; ≥99.5%; ≥99.5% (GC); 99%
• 级别: purum; ReagentPlus®; SAJ special grade
• 适用性: suitable for protein sequencing
• 杂质: with OPA-reagent reacting impuritites, none detected (fluorimetric)
• 痕量阳离子: Ca: ≤10 mg/kg; Cd: ≤5 mg/kg; Co: ≤5 mg/kg; Cr: ≤5 mg/kg; Cu: ≤5 mg/kg; Fe: ≤5 mg/kg; K: ≤50 mg/kg; Mg: ≤5 mg/kg; Mn: ≤5 mg/kg; Na: ≤50 mg/kg; Ni: ≤5 mg/kg; Pb: ≤5 mg/kg; Zn: ≤5 mg/kg
• 痕量阴离子: chloride (Cl-): ≤50 mg/kg; sulfate (SO42-): ≤50 mg/kg
• 提纯方法: glass distillation; redistillation
• 产品线: BioXtra
• abs.: absorption/290 nm cut-off
• Empirical Formula (Hill Notation): C5H11NO

详细说明

MP Biomedicals - 02151664

Purity: 99%
Solvent for peptide and protein synthesis and sequencing.
1 ml = approx. 0.92 g

Sigma Aldrich - M56557

包装
100, 500 mL in glass bottle
法律信息
ReagentPlus 注册商标 Sigma-Aldrich Co. LLC

Sigma Aldrich - 407704

包装
1 L in Sure/Seal™
100 mL in Sure/Seal™

参考文献

• Widely used base in peptide chemistry, milder than triethylamine. Recommended for the avoidance of racemization in the mixed anhydride method of coupling: J. Am. Chem. Soc., 88, 1338 (1966); 89, 5012 (1967). Also preferred in many cases for the formation of active esters or the neutralization of acid salts. For peptide reagents, see Appendix 6.