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Merck

33047

Sigma-Aldrich

苯甲酸

puriss. p.a., ACS reagent, reag. Ph. Eur., ≥99.9% (alkalimetric)

别名:

Benzenecarboxylic acid, Carboxybenzene

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About This Item

线性分子式:
C6H5COOH
CAS号:
分子量:
122.12
Beilstein:
636131
EC號碼:
MDL號碼:
分類程式碼代碼:
12352100
eCl@ss:
39023903
PubChem物質ID:
NACRES:
NA.21

等級

ACS reagent
puriss. p.a.

品質等級

agency

reag. Ph. Eur.

蒸汽密度

4.21 (vs air)

蒸汽壓力

10 mmHg ( 132 °C)

化驗

≥99.9% (alkalimetric)

形狀

crystalline

自燃溫度

1061 °F

雜質

readily oxidisable substances, in accordance
≤0.002% S-compounds (as S)
≤0.005% halogen compounds (as Cl)
≤0.005% insoluble in methanol

燃燒殘留物

≤0.005% (as SO4)

bp

249 °C (lit.)

mp

121-125 °C (lit.)

溶解度

water: soluble (2.9 g/l at 25 °C)

負離子痕跡

sulfate (SO42-): ≤20 mg/kg

正離子痕跡

Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
Pb: ≤2 mg/kg
Zn: ≤5 mg/kg

官能基

carboxylic acid
phenyl

SMILES 字串

OC(=O)c1ccccc1

InChI

1S/C7H6O2/c8-7(9)6-4-2-1-3-5-6/h1-5H,(H,8,9)

InChI 密鑰

WPYMKLBDIGXBTP-UHFFFAOYSA-N

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相关类别

一般說明

苯甲酸是一种有机芳香族单羧酸。以无色小叶或针状出现。它与氢化试剂反应生成六氢苯甲酸。在石灰或碱中(通过加热)会发生分解,可生成苯和二氧化碳。它可由钴或锰催化的甲苯空气氧化反应合成。

應用

苯甲酸可用作定量和量热研究的标准品。可用作合成以下产品的中间体:
  • 油漆
  • 颜料
  • 涂剂
  • 湿润剂
  • 芳香化合物
  • 苯甲酰氯
  • 苄川三氯

象形圖

Health hazardCorrosion

訊號詞

Danger

危險聲明

危險分類

Eye Dam. 1 - Skin Irrit. 2 - STOT RE 1 Inhalation

標靶器官

Lungs

儲存類別代碼

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

水污染物質分類(WGK)

WGK 1

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

dust mask type N95 (US), Eyeshields, Faceshields, Gloves


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