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Merck

242357

Sigma-Aldrich

二溴乙酸

97%

别名:

2,2-二溴乙酸, DBAA

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About This Item

线性分子式:
Br2CHCOOH
CAS号:
分子量:
217.84
Beilstein:
1700457
EC號碼:
MDL號碼:
分類程式碼代碼:
12352106
PubChem物質ID:
NACRES:
NA.22

化驗

97%

形狀

solid

bp

128-130 °C/16 mmHg (lit.)

mp

32-38 °C (lit.)

密度

2.382 g/mL at 25 °C (lit.)

SMILES 字串

OC(=O)C(Br)Br

InChI

1S/C2H2Br2O2/c3-1(4)2(5)6/h1H,(H,5,6)

InChI 密鑰

SIEILFNCEFEENQ-UHFFFAOYSA-N

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相关类别

應用

二溴乙酸可用作以下反应的反应物:
  • 通过与醛进行二碘化钐(SmI2) 催化的反应进行(E)-α, β-不饱和羧酸的立体选择性合成。
  • 在NaOH存在的情况下与2-巯基吡啶反应合成双(2-吡啶硫代基)乙酸钠。

其他說明

残留物为一溴乙酸

象形圖

CorrosionExclamation mark

訊號詞

Danger

危險分類

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Chronic 3 - Eye Dam. 1 - Skin Corr. 1B

儲存類別代碼

8A - Combustible corrosive hazardous materials

水污染物質分類(WGK)

WGK 3

閃點(°F)

235.4 °F - closed cup

閃點(°C)

113 °C - closed cup

個人防護裝備

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges


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Wenbo Jiang et al.
Metabolic brain disease, 32(6), 2009-2019 (2017-08-28)
Dibromoacetic acid (DBA) exsits in drinking water as a by-product of disinfection as a result of chlorination or ozonation processes. Hippocampus and pre-frontal cortex are the key structures in memory formation and weanling babies are more sensitive to environmental toxicant
N M Weber et al.
Toxicological sciences : an official journal of the Society of Toxicology, 89(1), 325-330 (2005-10-14)
Water disinfection by-products, such as dibromoacetic acid (DBA), are formed when drinking water is treated with chlorination, bromination, or ozonation. Epidemiological studies have linked these byproducts to adverse effects in humans such as cancer, developmental defects, and reproductive toxicities. DBA
Gary R Klinefelter et al.
Toxicological sciences : an official journal of the Society of Toxicology, 81(2), 419-429 (2004-07-16)
Previously our work on the haloacid by-products of drinking water disinfection focused on adult exposures. Herein we evaluate the consequence of continuous exposure to dibromoacetic acid (DBA) via drinking water through reproductive development into adulthood. An initial study in which
Lianhui Tao et al.
Toxicological sciences : an official journal of the Society of Toxicology, 82(1), 62-69 (2004-09-03)
Dibromoacetic acid (DBA) is a drinking water disinfection by-product. Its analogs, dichloroacetic acid (DCA) and trichloroacetic acid (TCA), are liver carcinogens in rodents. We evaluated the ability of DBA to cause DNA hypomethylation, glycogen accumulation, and peroxisome proliferation that are
Ronald L Melnick et al.
Toxicology, 230(2-3), 126-136 (2006-12-13)
Dibromoacetic acid (DBA) is a water disinfection byproduct formed by the reaction of chlorine oxidizing compounds with natural organic matter in water containing bromide. Male and female F344/N rats and B6C3F(1) mice were exposed to DBA in drinking water for

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