What Is Salicylic Soap?

Colorless to yellow oily liquid with burning odor and almond odor. Slightly soluble in water, soluble in organic solvents such as ether. Salicylaldehyde is a kind of perfume and a very versatile intermediate for organic synthesis. It is obtained by reacting phenol and chloroform in a sodium hydroxide solution.

Chinese name
Salicylaldehyde
English name
Salicylaldehyde
Chinese alias
O-hydroxybenzaldehyde; 2-hydroxybenzaldehyde
English alias
2-Hydroxybenzaldehyde
CAS number
90-02-8
EINECS number
201-961-0
Molecular formula
C 7 H 6 O 2 ; HOC 6 H 4 CHO
Molecular weight
122.12
InChI
InChI = 1 / C7H6O2 / c8-5-6-3-1-2-4-7 (6) 9 / h1-5,9H
Melting point
-7
density
Relative density (water = 1) 1.17
Boiling point
197
Flash point
76
Water-melt
slightly soluble
Physical and chemical properties
Colorless to yellow oily liquid with burning odor and almond odor; vapor pressure: 13kPa / 33 ; flash point: 76 ; melting point -7 ; boiling point 197 ; solubility: slightly soluble in water, soluble in ethanol and ether ; Density: relative density (water = 1) 1.17; stability: stable;
use
Main uses: as analytical reagents, flavors, gasoline additives and for organic synthesis
Safety term
Can evaporate with steam. Meet
Poisonous
Toxicity Classification: Poisoning
Acute toxicity: oral-rat LD50: 520 mg / kg; intraperitoneal-mouse LD50: 231 mg / kg
Irritation data: Skin-Rabbit 500 mg / 24 hours moderate
Flammability hazard characteristics: open flame, high heat, oxidant is flammable; burning produces irritating smoke
Storage and transportation characteristics: Storehouse is ventilated, low temperature and dry; stored separately from oxidants
Fire extinguishing agent: dry powder, foam, carbon dioxide, sand [2]
Dangerous goods mark Xn, N
Danger category code 21 / 22-36 / 38-68-36 / 37 / 38-20 / 21 / 22-51-36-51 / 53-22
Safety instructions 26-36 / 37-36 / 37 / 39-36-61-64-29 / 35
Dangerous Goods Transport Number 3082
WGK Germany 2
RTECS number VN5250000
F 8-10-23
HazardClass 6.1 (b)
PackingGroup II [2]
Salicylaldehyde is a kind of perfume and a very versatile intermediate for organic synthesis. In pharmaceutical synthesis, it is often used to synthesize Salinazid,
Acute toxicity LD50: 520mg / kg (rat oral); 3000mg / kg (rabbit percutaneous)
Percutaneous stimulation of rabbits: 500mg (24h), moderate irritation. [3]
Ecotoxicity IC50: 1.6 ~ 4.9mg / L (72h) (algae)
No data on biodegradability
No information on abiotic degradability
Other harmful effects The substance is harmful to the environment, and special attention should be paid to the pollution of water bodies. [3]
Molar refractive index: 34.88
Molar volume (cm 3 / mol): 99.5
Isometric Zhang Rong (90.2K): 267.3
Surface tension (dyne / cm): 52.0
Polarizability (10-24cm 3 ): 13.83 [3]
Hydrophobic parameter calculation reference value (XlogP): 1.8
Number of hydrogen-bonded donors: 1
Number of hydrogen bond acceptors: 2
Number of rotatable chemical bonds: 1
Number of tautomers: 5
Topological molecular polar surface area (TPSA): 37.3
Number of heavy atoms: 9
Surface charge: 0
Complexity: 101
Number of isotope atoms: 0
Determine the number of atomic stereocenters: 0
Uncertain number of atomic stereocenters: 0
Determine the number of chemical bond stereocenters: 0
Uncertain number of chemical bond stereocenters: 0
Number of covalent bond units: 1 [3]
Stability: stable
Incompatible materials: strong oxidants, strong acids, strong bases
Hazard of polymerization: no polymerization [3]
S26In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
After accidental contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36 / 37 / 39Wear suitable protective clothing, gloves and eye / face protection.
Wear appropriate protective clothing, gloves and goggles or masks. [4]
R21 / 22Harmful in contact with skin and if swallowed.
Harmful in contact with skin and if swallowed.
R36 / 38Irritating to eyes and skin.
Irritates eyes and skin. [4]

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