236470
三氧化铬(VI)
ACS reagent, ≥98.0%
别名:
铬酸酐
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关于此项目
经验公式（希尔记法）:
CrO3
化学文摘社编号:
分子量:
99.99
NACRES:
NB.24
PubChem Substance ID:
UNSPSC Code:
12352303
EC Number:
215-607-8
MDL number:
Assay:
≥98.0%
Grade:
ACS reagent
Form:
powder or crystals
InChI key
WGLPBDUCMAPZCE-UHFFFAOYSA-N
InChI
1S/Cr.3O
SMILES string
O=[Cr](=O)=O
grade
ACS reagent
assay
≥98.0%
form
powder or crystals
reaction suitability
reagent type: oxidant
impurities
≤0.01% insolubles
pH
<1 (20 °C, 100 g/L)
mp
196 °C (dec.) (lit.)
anion traces
chloride (Cl-): ≤0.005%, nitrate (NO3-): ≤0.05%, sulfate (SO42-): ≤0.005%
cation traces
Fe, Al, Ba: ≤0.03%, Na: ≤0.2%
Quality Level
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General description
氧化铬（VI）是一种氧化剂，可用于将碳氢键氧化为醇，将烷基芳烃氧化为酮和羧酸，将烯烃氧化为 α， β-不饱和酮，将芳烃氧化为醌，将醇氧化为醛、酮、酸和酮酸。
signalword
Danger
Hazard Classifications
Acute Tox. 2 Inhalation - Acute Tox. 3 Dermal - Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1A - Eye Dam. 1 - Muta. 1B - Ox. Sol. 1 - Repr. 2 - Resp. Sens. 1 - Skin Corr. 1A - Skin Sens. 1 - STOT RE 1 Inhalation - STOT SE 3
target_organs
Respiratory system
存储类别
5.1A - Strongly oxidizing hazardous materials
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
法规信息
危险化学品
此项目有
Chromium (VI) Oxide
Freeman F, et al.
e-EROS Encyclopedia of Reagents for Organic Synthesis (2001)
Chromium (VI) Oxide.
Freeman F, et al.
e-EROS Encyclopedia of Reagents for Organic Synthesis. (2008)
Chromium (VI) oxide-catalyzed oxidation of arenes with periodic acid.
Yamazaki S.
Tetrahedron Letters, 42(19), 3355-3357 (2001)
Sethsiri S Samaratunga et al.
Environmental science and pollution research international, 15(1), 27-30 (2008-03-01)
Chromium enters into the aquatic environment as a result of effluent discharge from steel works, electroplating, leather tanning industries and chemical industries. As the Cr(VI) is very harmful to living organisms, it should be quickly removed from the environment when
Reyes Sierra-Alvarez
Waste management (New York, N.Y.), 29(6), 1885-1891 (2009-01-13)
Large volumes of preservative-treated wood containing toxic Cr, Cu and As salts are decommissioned worldwide. This study investigated the effectiveness of solid-state fermentation with copper-tolerant brown-rot fungi for the remediation of wood treated with chromated copper arsenate (CCA) and acid
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