CAS 7320-34-5 MFCD00011393-Potassium pyrophosphate 无水焦磷酸钾 TAO{mole}

Potassium pyrophosphate 无水焦磷酸钾

CAS 7320-34-5 MFCD00011393

化学结构图

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

化学属性

Mol. Formula	K4O7P2
Mol. Weight	330.34
Density	2.33
TSCA	Yes
Boiling Point	dec.
Melting Point	1300 °C
Solubility	Soluble in water
Stability	对湿度敏感

别名和识别编码

Chemical Name	Potassium pyrophosphate
MDL Number	MFCD00799110
CAS Number	7320-34-5
EC Number	230-785-7
Merck Number	14,7663
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 {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Potassium diphosphate {} {} {} {} {} {} {} {} {} {} {} {}
PubChem Substance ID	23740
Chemical Name Translation	无水焦磷酸钾
InChIKey	RYCLIXPGLDDLTM-UHFFFAOYSA-J
LabNetwork Molecule ID	LN04635291
InChI	InChI=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 SMILES	O=P(OP(O[K])(O[K])=O)(O[K])O[K]

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产品应用

分析试剂，双氧水稳定剂，电镀，肥皂填料。

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 storage, away from moisture {} {}

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。