trimethyl phosphite

• ChemBase编号: 104756
• 分子式: C3H9O3P
• 平均质量: 124.075521
• 单一同位素质量: 124.02893078
• SMILES: COP(OC)OC
• Canonical SMILES: COP(OC)OC
• InChI: InChI=1S/C3H9O3P/c1-4-7(5-2)6-3/h1-3H3
• InChIKey: CYTQBVOFDCPGCX-UHFFFAOYSA-N

名称和登记号

名称

• IUPAC标准名: trimethyl phosphite
• IUPAC传统名: trimethyl phosphite
• 别名: 亚磷酸三甲酯; 三甲氧基磷; 亚磷酸三甲酯; 亚磷酸三甲酯 溶液; P(OMe)3; Trimethyl phosphite; Methyl Phosphite; Phosphorous Acid, Trimethyl Ester; Trimethoxyphosphine; TRIMETHYLPHOSPHITE; Trimethyl phosphite; Trimethyl phosphite solution

登记号

• CAS号: 121-45-9
• EC号: 204-471-5
• MDL号: MFCD00008350
• Beilstein号: 956570
• PubChem SID: 24854442; 162093295; 24867000; 24900488; 24859579
• PubChem CID: 8472
• Chemspider ID: 8159
• 维基百科标题: Trimethyl_phosphite

理论计算性质

• 质子受体: 3
• 质子供体: 0
• LogD (pH = 5.5): 0.90589994
• LogD (pH = 7.4): 0.9059
• Log P: 0.9059
• 摩尔折射率: 27.9767 cm^3
• 极化性: 11.17346 Å^3
• 极化表面积: 27.69 Å^2
• 可自由旋转的化学键: 3
• 里宾斯基五规则: true

分子性质

理化性质

• 溶解度: organic solvents
• 外观: colorless liquid; liquid; Liquid
• 熔点: -78 °C; -78 °C(lit.); -78°C; -78°C
• 沸点: 111°C; 111-112 °C; 111-112 °C(lit.); 111-112°C
• 闪点: -19 °C; -2.2 °F; 27.7°C; 27°C(80°F); 28 °C; 82.4 °F
• 密度: 1.046 at 20 °C; 1.052; 1.052 g/mL at 25 °C(lit.)
• 折射率: 1.4080; n20/D 1.408; n20/D 1.408(lit.)
• 蒸汽压: 10 mm Hg at 12 °C, 24 mm Hg at 25 °C, 100 mm Hg at 55 °C; 17 mmHg ( 20 °C)
• 蒸汽密度: 4.3 (air = 1); 4.3 (vs air)
• 作为配体的用途: Heck Reaction; Suzuki-Miyaura Coupling

安全信息

• 保存条件: Room Temperature (15-30°C), Desiccate, Store Under Nitrogen
• 保存注意事项: Air & Moisture Sensitive
• RTECS编号: TH1400000
• 欧盟危险性物质标志: 易燃性(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: 1993; 2329; UN2329
• 德国WGK号: 1; 3
• 联合国危险货物等级: 3
• 联合国危险货物包装类别(PG): 2; 3; III
• 澳大利亚Hazchem: 3Y
• 危险公开号: 10-22-36/37/38; 10-22-36/37/38-63; 10-22-37/38-41; 11-36-66-67; 45-46-11-22-36/37/38-48/23/24/25-65; R:10-22
• 安全公开号: 16-26; 23-26-36/37; 23-26-36/37-60; 26; 26-39; 53.1-26-45; S:9-16-29-36/37/39
• 欧盟危险货物分类: F1
• 欧盟危险识别号(EUHIN): 3B
• 美国ERG指导号: 129
• TSCA收录: 是
• GHS危险品标识: GHS02; GHS05; GHS06; GHS07; GHS08
• GHS警示词: Danger
• GHS危险声明: H225-H319-H336; H226-H302-H315-H318-H335; H301-H315-H319-H335-H226-H361
• GHS警示性声明: P210-P261-P305 + P351 + P338; P210-P301+P310-P303+P361+P353-P305+P351+P338-P405-P501A; P261-P280-P305 + P351 + P338
• 个人保护装置: Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
• RID/ADR: UN 1993 3/PG 2; UN 2329 3/PG 3
• 欧盟补充危害声明: Repeated exposure may cause skin dryness or cracking.
• 保存温度: 2-8°C

产品相关信息

• 纯度: ≥97.0%; ≥99%; ≥99.0% (GC); ≥99.999% trace metals basis; 97%; 98%; 99%
• 浓度: 1% in acetone-d6 (99.9 atom % D); 25% in benzene-d6 (99.6 atom % D)
• 级别: NMR grade; NMR reference standard; puriss.
• 主要成分: TMS, 6%
• 杂质: ≤0.5% trimethyl phosphate; ≤1% dimethyl phosphite; dimethyl phosphite
• NMR tube O.D. × L: 3 mm × 8 in.
• NMR tube wall thickness: 0.24 mm , ultra-thin wall
• 核磁管外径: 10 mm; 5 mm; 5 mm × 8 in.
• 线性分子式: (CH3O)3P

详细说明

MP Biomedicals - 02157084

Purity: 98%
1 ml = approx. 1.05 g
NOT FOR EXPORT

Sigma Aldrich - T79707

包装
1 kg in glass bottle
5, 250 g in glass bottle

Sigma Aldrich - 431249

General description
Atomic number of base material: 15 Phosphorus
包装
25, 100 mL in glass bottle

Sigma Aldrich - 240907

包装
25, 100 g in glass bottle

Sigma Aldrich - 714925

Features and Benefits
31P 灵敏度