Potassium acetate 无水乙酸钾

CAS 127-08-2 MFCD00012458

化学结构图

127-08-2
SMILES: CC(=O)[O-].[K+]

化学属性

Mol. FormulaC2H3KO2
Mol. Weight98.14
Density1.57
TSCAYes
Melting Point292 °C
SolubilitySoluble in water and alcohol
Refractive indexn20/D 1.344
Stability易吸潮

别名和识别编码

Chemical NamePotassium acetate
Beilstein Registry Number3595449
PubChem Substance ID517044
CAS Number127-08-2
EC Number204-822-2
MDL NumberMFCD00012458
Synonym Acetic acid (potassium 99%) {LY} Acetic acid (potassium 99%) {} {LY} Acetic acid (potassium 99%) {} {} {LY} Acetic acid (potassium 99%) {} {} {} {LY} Acetic acid (potassium 99%) {} {} {} {} {LY} Acetic acid (potassium 99%) {} {} {} {} {} {LY} Acetic acid (potassium 99%) {} {} {} {} {} {} {LY} Acetic acid (potassium 99%) {} {} {} {} {} {} {} {LY} Acetic acid (potassium 99%) {} {} {} {} {} {} {} {} {LY} Acetic acid (potassium 99%) {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Acetic acid (potassium 99%) {} {} {} {} {} {} {} {} {} {} {LY} Acetic acid (potassium 99%) {} {} {} {} {} {} {} {} {} {} {} {LY} Acetic acid (potassium 99%) {} {} {} {} {} {} {} {} {} {} {} {} {LY} Acetic acid (potassium 99%) {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Acetic acid (potassium 99%) {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Acetic acid (potassium 99%) {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Acetic acid (potassiu
Merck Number14,7605
Chemical Name Translation无水乙酸钾
Wiswesser Line NotationQV1 &-KA-
LabNetwork Molecule IDLN00191730
InChIInChI=1S/C2H4O2.K/c1-2(3)4;/h1H3,(H,3,4);/q;+1/p-1
Canonical SMILESCC(O[K])=O
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分类

  • {SNA} Alphabetical, BioUltra, BioUltra Buffers, Buffer Solutions, Optimization Reagents, X-Ray Crystallography, 分子生物学, 分子生物学试剂, 生化试剂, 生物缓冲液, 蛋白质组学, 蛋白质结构分析
  • {SNA} Alphabetical, B

产品应用

  • 检定酒石酸,干燥剂,调节pH值,制造透明玻璃。
  • 医药工业中作为青霉菌培养基,在可的松醋酸酯、氢化泼尼桦醋酸酯、地塞米松醋酸酯、倍他美松、肤轻松醋酸酯等生产中,都要用乙酸钾作原料。

相关文献及参考

  • Short: IV/1a
  • Merck: 14,7605
  • Short: IV/1b
  • The nucleophilicity of acetate anion, e.g. in benzene or acetonitrile, is greatly increased in the presence of 18-crown-6: Tetrahedron Lett., 2417 (1974). In a comparative study of various anions in acetonitrile, 'naked' acetate, formed in this manner, was surprisingly found to be the most nucleophilic: Tetrahedron Lett., 4205 (1975).
  • Has been found to give faster reaction than sodium acetate in the Perkin condensation of carboxylic acid anhydrides with aromatic aldehydes: Org. Synth. Coll., 3, 127, 426 (1955); review: Org. React., 1, 210 (1942).
  • Merck: 14,7605 Beilstein: 2,IV,94
  • Merck 14 ,7605

安全信息

WGK Germany1
RTECSAJ3325000
Personal Protective Equipment Eyeshields, Gloves Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
Storage condition 2-8°C, sealed storage, away from moisture {LY} 2-8°C, sealed storage, away from moisture Hygroscopic Store at room temperature {} {LY} 2-8°C, sealed storage, away from moisture {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {} {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {} {} {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {} {} {} {} {} {} {} {} {} {L
Signal word Warning
GHS Symbol
Safety Statements
  • S24/25 Avoid contact with skin and eyes 避免皮肤和眼睛接触;
Risk Statements
  • R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性
Precautionary statements
  • P262 Do not get in eyes, on skin, or on clothing. 不要接触眼睛,皮肤或衣服。
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 3250 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   AIHAAP American Industrial Hygiene Association Journal.  (AIHA, 475 Wolf
   Ledges Pkwy., Akron, OH 44311)  V.19-    1958-  Volume(issue)/page/year:
   30,470,1969

其他信息

  • 易吸湿。易溶于水和乙醇(1g溶于0.5ml水、0.2ml沸水、2.9ml乙醇)。水溶液对石蕊呈碱性反应。0.1mol/L水溶液的pH为9.7。低毒,半数致死量(大鼠,经口)3250mg/kg。

系列性分类


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