Potassium Bitartrate

KHC₄H₄O₆

IUPAC: Potassium hydrogen tartrate

CAS: 868-14-4

Tổng quan

Potassium bitartrate, known as cream of tartar, is a byproduct of winemaking that crystallizes in wine barrels. It is the potassium acid salt of tartaric acid. Combined with baking soda, it creates baking powder. It is used to stabilize whipped egg whites.

Thành phần

Nguyên tố Ký hiệu Nguyên tử Khối lượng nguyên tử
Hydrogen H 5 1,0080
Carbon C 4 12,0110
Oxygen O 6 15,9990
Potassium K 1 39,0980

Thành phần nguyên tố

H
Hydrogen ×5
2,7%
C
Carbon ×4
25,5%
O
Oxygen ×6
51,0%
K
Potassium ×1
20,8%

Công dụng

  • • Baking powder ingredient (with baking soda)
  • • Stabilizes whipped egg whites (meringue)
  • • Cleaning agent (with vinegar)
  • • Snickerdoodle cookie coating

Sự thật thú vị

  • ✦ The white crystals that sometimes appear in wine bottles (wine diamonds) are potassium bitartrate

An toàn

  • ⚠ Low toxicity

Structure

SMILES

C(C(C(=O)[O-])O)(C(=O)O)O.[K+]

Tính chất

Loại
salt
Trạng thái
solid
Khối lượng mol
188,18 g/mol
Mật độ
1,9840 g/cm³
Điểm nóng chảy
200,0 °C
Độ hòa tan
57 g/L at 20°C

Molecular Descriptors

Exact Mass
187,9723
TPSA
118,0 Ų
H-Bond Donors
3
H-Bond Acceptors
6
Rotatable Bonds
3
Heavy Atoms
11
Complexity
157,0

Còn được gọi là

Cream of tartar

Hợp chất liên quan

Diammonium Phosphate

(NH₄)₂HPO₄

Ammonium Chloride

NH₄Cl

Barium Chloride

BaCl₂

Cadmium Sulfide

CdS

Calcium Sulfate

CaSO₄

Cerium(III) Chloride

CeCl₃

Copper(II) Sulfide

CuS

Ammonium Sulfate

(NH₄)₂SO₄

Ammonium Bicarbonate

NH₄HCO₃

Calcium Propionate

Ca(C₂H₅COO)₂

Frequently Asked Questions

What is Potassium Bitartrate?
Potassium Bitartrate (KHC₄H₄O₆) is a salt compound with the IUPAC name Potassium hydrogen tartrate.
What is the molecular weight of Potassium Bitartrate?
Potassium Bitartrate has a molar mass of 188.177 g/mol.
What state is Potassium Bitartrate at room temperature?
Potassium Bitartrate is a solid at room temperature.
Is Potassium Bitartrate organic or inorganic?
Potassium Bitartrate is classified as an inorganic compound.
What elements make up Potassium Bitartrate?
Potassium Bitartrate (KHC₄H₄O₆) is composed of Hydrogen (H), Carbon (C), Oxygen (O), Potassium (K).