• ChemBase编号: 136085
• 分子式: O2
• 平均质量: 35.998322
• 单一同位素质量: 35.998322
• SMILES: [18O]=[18O]
• Canonical SMILES: [18O]=[18O]
• InChI: InChI=1S/O2/c1-2/i1+2,2+2
• InChIKey: MYMOFIZGZYHOMD-XPULMUKRSA-N

名称和登记号

名称

• 别名: 氧气-18O2; Oxygen-18O2

登记号

• CAS号: 32767-18-3
• MDL号: MFCD00084251
• PubChem SID: 24881829; 162230356; 24872565
• PubChem CID: 10313042

理论计算性质

• 质子受体: 2
• 质子供体: 0
• LogD (pH = 5.5): -0.27723172
• LogD (pH = 7.4): -0.27723172
• Log P: -0.27723172
• 摩尔折射率: 2.8858 cm^3
• 极化性: 1.478656 Å^3
• 极化表面积: 34.14 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

• 熔点: -218 °C(lit.)
• 沸点: -183 °C(lit.)
• 蒸汽密度: 1.11 (vs air)
• 质量偏移: M+4

安全信息

• 欧盟危险性物质标志: 氧化性(Oxidising) (O)
• 联合国危险货物编号: 1072
• 德国WGK号: 3
• 联合国危险货物等级: 2.2
• 危险公开号: 8
• GHS危险品标识: GHS03; GHS04
• GHS警示词: Danger
• GHS危险声明: H270-H280
• GHS警示性声明: P220-P410 + P403
• 个人保护装置: Eyeshields, Gloves, half-mask respirator (US), multi-purpose combination respirator cartridge (US)
• RID/ADR: UN 1072 2.2

产品相关信息

• 纯度: 99.99% (CP)
• 同位素纯度: 25 atom % 18O (random); 50 atom % 18O (random); 90 atom % 18O; 97 atom % 18O; 99 atom % 18O
• 线性分子式: 18O2

详细说明

Sigma Aldrich - 602876

包装
This product may be available from bulk stock and can be packaged on demand. For information on pricing, availability and packaging, please contact Stable Isotopes Customer Service.

Sigma Aldrich - 602892

包装
500 mL in Sure-Pac™
This product may be available from bulk stock and can be packaged on demand. For information on pricing, availability and packaging, please contact Stable Isotopes Customer Service.
带 1/4 英寸凸型 NPT 铜质阀的 Sure/Pac™ 气瓶
法律信息
Sure/Pac is a trademark of Sigma-Aldrich Co. LLC

Sigma Aldrich - 602868

包装
This product may be available from bulk stock and can be packaged on demand. For information on pricing, availability and packaging, please contact Stable Isotopes Customer Service.

Sigma Aldrich - 490474

包装
500 mL in Sure-Pac™
This product may be available from bulk stock and can be packaged on demand. For information on pricing, availability and packaging, please contact Stable Isotopes Customer Service.
Recommended products
推荐使用铜质软管接头 Z146811 或铜体微型气流阀 Z513539。

Sigma Aldrich - 602922

包装
This product may be available from bulk stock and can be packaged on demand. For information on pricing, availability and packaging, please contact Stable Isotopes Customer Service.

Sigma Aldrich - 602906

包装
This product may be available from bulk stock and can be packaged on demand. For information on pricing, availability and packaging, please contact Stable Isotopes Customer Service.