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Merck

76170

Supelco

Melting point standard 121-123°C

analytical standard

别名:

苯甲酸, 熔点标准品 121-123°C

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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:
20121904
PubChem物質ID:
NACRES:
NA.24

等級

analytical standard

品質等級

蒸汽密度

4.21 (vs air)

蒸汽壓力

10 mmHg ( 132 °C)

自燃溫度

1061 °F

儲存期限

limited shelf life, expiry date on the label

bp

249 °C (lit.)

mp

121-123 °C (±0.3°C)
121-125 °C (lit.)

應用

food and beverages
pharmaceutical

格式

neat

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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一般說明

121-123 °C熔点标准品苯甲酸可用作熔点校准标准品,同时可确定药物化学品的纯度。其熔点值是采用以基准物质校准的 Büchi B-545 仪器平均测量 6 到 12 次来确定。

應用

121-123 °C熔点标准品苯甲酸可在热力学操作模式下用作校准熔点仪器的分析标准品。它还用于研发实验室的化学品质量控制 (QC) 和质量保证 (QA),以鉴定固体结晶物质并检查其纯度。

特點和優勢

  • 可追溯至基准物质(LGC, London)的熔点校准标准品
  • 等级: 分析标准品
  • 测量不确定度达± 0.3 °C
  • 随附分析证书和安全数据表
  • 符合熔点分析质量控制/质量保证要求的分析标准级产品

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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分析证书(COA)

Lot/Batch Number

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其他客户在看

Kasture.V.A
Pharmaceutical Analysis, 1 (2008)
S Nacht et al.
Journal of the American Academy of Dermatology, 4(1), 31-37 (1981-01-01)
The transepidermal penetration and metabolic disposition of 14C-benzoyl peroxide were assessed in vitro (excised human skin) and in vivo (rhesus monkey). In vitro, the benzoyl peroxide penetrated into the skin, through the stratum corneum or the follicular openings, or both
Copper-mediated C-H/C-H biaryl coupling of benzoic acid derivatives and 1,3-azoles.
Mayuko Nishino et al.
Angewandte Chemie (International ed. in English), 52(16), 4457-4461 (2013-03-21)
Ly Dieu Tran et al.
Journal of the American Chemical Society, 134(44), 18237-18240 (2012-10-30)
An auxiliary-assisted, copper catalyzed or promoted sulfenylation of benzoic acid derivative β-C-H bonds and benzylamine derivative γ-C-H bonds has been developed. The method employs disulfide reagents, copper(II) acetate, and DMSO solvent at 90-130 °C. Application of this methodology to the
Wanchun Xiang et al.
ChemSusChem, 6(2), 256-260 (2013-01-25)
Sensing the sun: Incorporation of a cyanomethyl benzoic acid electron acceptor into donor-π-acceptor sensitizers for dye-sensitized-solar cell is shown to lead to devices with improved conversion efficiency when compared with more widely used cyanoacetic acid acceptor.

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