methanamine

• ChemBase编号: 1598
• 分子式: CH5N
• 平均质量: 31.0571
• 单一同位素质量: 31.04219917
• SMILES: CN
• Canonical SMILES: CN
• InChI: InChI=1S/CH5N/c1-2/h2H2,1H3
• InChIKey: BAVYZALUXZFZLV-UHFFFAOYSA-N

名称和登记号

名称

• IUPAC标准名: methanamine
• IUPAC传统名: methylamine
• 别名: 一甲胺; 甲胺; 甲胺 溶液; Methylamine; Aminomethane; Methylamine 33 wt. % solution in absolute ethanol; Methylamine; Methylamine 2M solution in THF; Methylamine solution; monomethylamine; MMA; glycamine; methyl amide

登记号

• CAS号: 74-89-5
• EC号: 200-820-0
• MDL号: MFCD00008104
• Beilstein号: 741851
• 默克索引号: 146014
• PubChem SID: 24864637; 24864638; 24857793; 24878015; 24866706; 46507449; 160965055
• PubChem CID: 6329
• CHEBI ID: 16830
• CHEMBL: 43280
• Chemspider ID: 6089
• DrugBank ID: DB01828
• Gmelin ID: 145
• KEGG ID: C00218
• 医学主题词(MeSH): methylamine
• 维基百科标题: Methylamine

理论计算性质

JChem

• 质子受体: 1
• 质子供体: 1
• LogD (pH = 5.5): -3.6464596
• LogD (pH = 7.4): -3.147669
• Log P: -0.62545884
• 摩尔折射率: 9.9188 cm^3
• 极化性: 4.106978 Å^3
• 极化表面积: 26.02 Å^2
• 可自由旋转的化学键: 0
• 里宾斯基五规则: true

ALOGPS 2.1

• Log P: -1.06
• LOG S: 1.07
• 溶解度: 3.67e+02 g/l

分子性质

理化性质

• 溶解度: 1.08 kg L^-1 (at 20 °C) in water; 1080 mg/mL at 25 oC [SCHWEIZER,AE et al. (1978)]
• 外观: Colorless gas
• 熔点: -38°C; -93 °C(lit.); -93.10°C (180.05K)
• 沸点: 40 °C; 48 °C; 49°C; -6.3 °C(lit.); -6.64999999999998 - -6.04999999999995°C (266.5 - 267.1 K)
• 闪点: <-22 °F; <-29.2 °F; <-30 °C; <-34 °C; -10 °C; 14 °F; -14°C(6°F); -22 °C; -22.8°C; -34°C; 44.6 °F; 7 °C; -7.6 °F
• 自燃点: 430 °C; 806 °F
• 密度: 0.70 g/mL at 20 °C(lit.); 0.756; 0.756 g/mL at 25 °C; 0.785 g/mL at 25 °C; 0.861; 0.861 g/mL at 25 °C; 0.897 g/mL at 25 °C; 0.899
• 折射率: 1.3710; n20/D 1.360-1.372; n20/D 1.366; n20/D 1.37; n20/D 1.371
• 蒸汽压: 10.86 psi ( 55 °C); 186.10 kPa (at 20 °C); 2.07 psi ( 20 °C); 23.87 psi ( 55 °C); 27 psi ( 20 °C); 280 mmHg ( 20 °C); 659 mmHg ( 40 °C); 7.24 psi ( 20 °C)
• 蒸汽密度: 1.07 (vs air); 1.08 (20 °C, vs air)
• 分配系数: -0.472
• 疏水性(logP): -0.57 [HANSCH,C ET AL. (1995)]
• pKb: 3.36
• 亨利常数: 1.4 mmol Pa^-1 kg^-1
• 偶极距: 1.31 D
• 粘度: 230 μPa s (at 0 °C)
• 气味: Fishy, ammoniacal
• 标准摩尔生成焓 (ΔfH^o298): -23.5 kJ mol^-1

安全信息

• 保存注意事项: Highly Flammable/Corrosive/Harmful/Irritant/Lachrymatory/Air Sensitive/Store under Argon; Highly Flammable/Corrosive/Harmful/Irritant/Lachrymatory/Hygroscopic/Stench/Store under Argon
• RTECS编号: PF6300000
• 欧盟危险性物质标志: 腐蚀性(Corrosive) (C); 易燃性(Flammable) (F); 高度易燃性(Highly flammable) (F+); 有毒(Toxic) (T); X; 刺激性(Irritant) (Xi); 有害性(Harmful) (Xn)
• 联合国危险货物编号: 1061; 1235; 2924; 3286; UN1235
• 德国WGK号: 2
• 联合国危险货物等级: 2.1; 3
• 联合国危险货物包装类别(PG): 2; II
• 危险公开号: 11-19-36/37/38; 11-20/22-34; 11-20-37/38-41; 11-23/24/25-36/37/38-39/23/24/25; 12-20-37/38-41; R12, R20, R37/38, R41
• 安全公开号: 16-26; 16-26-29; 16-26-36/37/39-45; 16-26-36/37-45; 16-26-39; S2, S16, S26, S39
• TSCA收录: 是
• 欧盟危险品索引: 612-001-00-9
• GHS危险品标识: GHS corrosion; GHS exclamation mark; GHS flame; GHS02; GHS04; GHS05; GHS06; GHS07; GHS08
• GHS警示词: DANGER; Danger
• NFPA704:
  

  4

  3

  0
• 半数致死量: 100 mg kg^-1 (oral, rat)
• 爆炸极限: 4.9-20.8 %; 4.9–20.8%
• GHS危险声明: 220, 315, 318, 332, 335; H220-H280-H315-H318-H332-H335; H225-H301-H311-H314-H331-H335-H370; H225-H301-H332-H314-H318; H225-H302-H314-H331-H335; H225-H302-H314-H335; H225-H314-H335; H225-H315-H318-H332-H335
• GHS警示性声明: 210, 261, 280, 305+351+338, 410+403; P210-P260-P280-P301 + P310-P305 + P351 + P338-P310; P210-P261-P280-P305 + P351 + P338; P210-P261-P280-P305 + P351 + P338-P310; P210-P261-P280-P305 + P351 + P338-P410 + P403; P210-P301+P310-P303+P361+P353-P305+P351+P338-P405-P501A
• 个人保护装置: Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US); Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter; Faceshields, Gloves, Goggles, half-mask respirator (US), multi-purpose combination respirator cartridge (US)
• RID/ADR: UN 1061 2.1; UN 1235 3/PG 2; UN 2924 3/PG 2; UN 3286 3/PG 2
• 欧盟补充危害声明: May form explosive peroxides.
• 保存温度: 2-8°C

产品相关信息

• 纯度: >99.5%; ≥98%; ≥99.0%; 40% w/w aq. soln.
• 浓度: 2.0 M in methanol; 2.0 M in THF; 33 wt. % in absolute ethanol; 33% in absolute ethanol (~8 M); 40 wt. % in H2O; 41% in H2O (11.85 M)
• 级别: anhydrous; purum
• 杂质: <0.03% ammonia; <0.05% dimethylamine; <0.05% trimethylamine; <0.1% water; ≤0.05% ammonia; ≤0.05% trimethylamine; ≤0.2% dimethylamine; ≤1.0% water
• 线性分子式: CH3NH2

详细说明

DrugBank - DB01828

• Drug Groups: experimental
• External Links: Wikipedia

Sigma Aldrich - 295531

包装
170 g in steel cylinder
Recommended products
推荐使用不锈钢控制阀 Z146951、Z187224 或不锈钢调节器 Z148504 和 Z148512 中的任意一种，以及"T"型吹扫阀 Z151661。

Sigma Aldrich - 395048

包装
100, 800 mL in Sure/Seal™

Sigma Aldrich - 65568

Other Notes
可能实行销售限制
包装
25mL 压力罐包装（净重 ~18g）

Sigma Aldrich - 65569

Other Notes
可能实行销售限制
包装
100mL 压力罐包装（净重 ~70g）

Sigma Aldrich - 65571

Other Notes
可能实行销售限制
包装
250mL 压力罐包装（净重 ~175g）

Sigma Aldrich - 65580

Other Notes
可能实行销售限制

Sigma Aldrich - 395056

包装
100, 800 mL in Sure/Seal™

Sigma Aldrich - 65590

Other Notes
可能实行销售限制

Sigma Aldrich - 65576

Other Notes
可能实行销售限制
包装
罐装，净重 ~15kg

Sigma Aldrich - 534102

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

Sigma Aldrich - 426466

包装
1, 2, 2.5, 4×4 L in glass bottle
100 mL in glass bottle

Sigma Aldrich - 65572

Other Notes
可能实行销售限制
包装
罐装，净重 ~1.1kg