CAS 877-24-7 MFCD00013070-Potassium hydrogen phthalate 邻苯二甲酸氢钾 TAO{mole}

Potassium hydrogen phthalate 邻苯二甲酸氢钾

CAS 877-24-7 MFCD00013070

化学结构图

SMILES: O=C([O-])c1ccccc1C(=O)O.[K+]

化学属性

Mol. Formula	C8H5KO4
Mol. Weight	204.22
Melting Point	295-300 °C
Density	1.64
TSCA	Yes
Boiling Point	98.5-99.5 °C at 740 mmHg
Stability	对湿度敏感
Solubility	Soluble in water (100 mg/ml), and alcohol (slightly).

别名和识别编码

Chemical Name	Potassium hydrogen phthalate
MDL Number	MFCD00013070
CAS Number	877-24-7
Reaxys-RN	3637128
Beilstein Registry Number	3637128
PubChem Substance ID	23676735
Merck Number	7612
Synonym	Potassium hydrogen phthalate {LY} Potassium hydrogen phthalate {} {LY} Potassium hydrogen phthalate {} {} {LY} Potassium hydrogen phthalate {} {} {} {LY} Potassium hydrogen phthalate {} {} {} {} {LY} Potassium hydrogen phthalate {} {} {} {} {} {LY} Potassium hydrogen phthalate {} {} {} {} {} {} {LY} Potassium hydrogen phthalate {} {} {} {} {} {} {} {LY} Potassium hydrogen phthalate {} {} {} {} {} {} {} {} {LY} Potassium hydrogen phthalate {} {} {} {} {} {} {} {} {} {LY} Potassium hydrogen phthalate {} {} {} {} {} {} {} {} {} {} {LY} Potassium hydrogen phthalate {} {} {} {} {} {} {} {} {} {} {} {LY} Potassium hydrogen phthalate {} {} {} {} {} {} {} {} {} {} {} {} {LY} Potassium hydrogen phthalate {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Potassium hydrogen phthalate {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Potassium hydrogen phthalate {} {} {} {} {} {} {} {} {} {} {} {}
EC Number	212-889-4
Chemical Name Translation	邻苯二甲酸氢钾
InChIKey	IWZKICVEHNUQTL-UHFFFAOYSA-M
LabNetwork Molecule ID	LN00193795
InChI	InChI=1S/C8H6O4.K/c9-7(10)5-3-1-2-4-6(5)8(11)12;/h1-4H,(H,9,10)(H,11,12);/q;+1/p-1
Canonical SMILES	[K].O=C(O)C=1C=CC=CC1C(=O)O

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产品应用

分析试剂。标定碱的基准物，配制缓冲溶液。

安全信息

RTECSCZ4326000

Signal word

Hazard statements

H315 Causes skin irritation 会刺激皮肤

Precautionary statements

P280 Wear protective gloves/protective clothing/eye protection/face protection. 戴防护手套/防护服/眼睛的保护物/面部保护物。
P362 Take off contaminated clothing and wash before reuse. 脱掉污染的衣服，清洗后方可重新使用
P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
P332+P313
P305+P351+P338+P337+P313
P302+P350
P337+P313
P302+P352+P332+P313+P362+P364
P305+P351+P338

Personal Protective Equipment Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter

WGK Germany2

GHS Symbol

Safety Statements

S22 Do not breathe dust 不要吸入粉尘；
S24/25 Avoid contact with skin and eyes 避免皮肤和眼睛接触；

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 storag

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - guinea pig
DOSE/DURATION           : >1 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   KODAK* Kodak Company Reports.  (343 State St., Rochester, NY 14650)
   Volume(issue)/page/year: 21MAY1971

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : >3200 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   KODAK* Kodak Company Reports.  (343 State St., Rochester, NY 14650)
   Volume(issue)/page/year: 21MAY1971

其他信息

在空气中稳定,能溶于水，微溶于醇。溶于约12份冷水、3份沸水，微溶于乙醇。溶液呈酸性。25℃ 0.05mol/L水溶液的pH为4.005。
Potassium phthalate monobasic is the singly deprotonated form of phthalic acid, an o-carboxy benzoic acid. This compound is used as a primary standard for acid-base titration and for preparation of volumetric alkali solutions.