Potassium pyrophosphate 无水焦磷酸钾

CAS 7320-34-5 MFCD00011393

化学结构图

7320-34-5
SMILES: O=P([O-])([O-])OP(=O)([O-])[O-].[K+].[K+].[K+].[K+]

化学属性

Mol. FormulaK4O7P2
Mol. Weight330.34
Density2.33
TSCAYes
Boiling Pointdec.
Melting Point1300 °C
SolubilitySoluble in water
Stability对湿度敏感

别名和识别编码

Chemical NamePotassium pyrophosphate
MDL NumberMFCD00799110
CAS Number7320-34-5
EC Number230-785-7
Merck Number14,7663
Synonym Potassium diphosphate {LY} Potassium diphosphate {} {LY} Potassium diphosphate {} {} {LY} Potassium diphosphate {} {} {} {LY} Potassium diphosphate {} {} {} {} {LY} Potassium diphosphate {} {} {} {} {} {LY} Potassium diphosphate {} {} {} {} {} {} { {} {} {} {} {} {} {LY} Potassium diphosphate {} {} {} {} {} {} {} {LY} Potassium diphosphate {} {} {} {} {} {} {} {} {LY} Potassium diphosphate {} {} {} {} {} {} {} {} {} {LY} Potassium diphosphate {} {} {} {} {} {} {} {} {} {} {LY} Potassium diphosphate {} {} {} {} {} {} {} {} {} {} {} {LY} Potassium diphosphate {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {LY} Potassium diphosphate {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Potassium diphosphate {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Potassium diphosphate {} {} {} {} {} {} {} {} {} {} {} {} {} {} {}
PubChem Substance ID23740
Chemical Name Translation无水焦磷酸钾
InChIKeyRYCLIXPGLDDLTM-UHFFFAOYSA-J
LabNetwork Molecule IDLN04635291
InChIInChI=1S/4K.H4O7P2/c;;;;1-8(2,3)7-9(4,5)6/h;;;;(H2,1,2,3)(H2,4,5,6)/q4*+1;/p-4
Canonical SMILESO=P(OP(O[K])(O[K])=O)(O[K])O[K]
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分类

  • {SNA} Chemical Synthesis, Essential Chemicals, Inorganic Salts, Metal and Ceramic Science, Potassium, Potassium Salts, Research Essentials, Salts,
  • {SNA} Chemical Synthesis,
  • {SNA} Chemical Synthesis, Inorganic Salts, Materials Science, Metal and Ceramic Science, Potassium,

产品应用

  • 分析试剂，双氧水稳定剂，电镀，肥皂填料。

相关文献及参考

  • Merck: 14,7663

安全信息

Safety Statements
  • S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 眼睛接触后，立即用大量水冲洗并征求医生意见；
Risk Statements
  • R36 Irritating to eyes 刺激眼睛
  • R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性
Storage condition 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 {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, sealed
WGK Germany2
GHS Symbol
Precautionary statements
  • P305+P351+P338
Signal word Warning
Hazard statements
  • H315 Causes skin irritation 会刺激皮肤
  • H319 Causes serious eye irritation 严重刺激眼睛
  • H335 May cause respiratory irritation 可能导致呼吸道刺激
RTECSJL6735000
Personal Protective Equipment dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes Xi 
TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 4640 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Gastrointestinal - other changes
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: OTS0571153

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : >4640 mg/kg
TOXIC EFFECTS :
   Skin and Appendages - dermatitis, other (after systemic exposure)
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: OTS0571153

其他信息

  • 易潮解，易溶于水，溶液呈碱性，不溶于醇，热至180℃失去两分子结晶水，至300℃时则完全失水。25°C时100g水中的溶解度为187g。浓度为1%的水溶液pH=10.2。焦磷酸钾具有其他缩合磷酸盐的所有性质。

系列性分类

  1. Chemical Synthesis 化学合成
  2. Synthetic Reagents 合成试剂
  3. Inorganic Salts - Synthetic Reagents
  4. Potassium - Inorganic Salts

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