p-Toluic acid CAS 99-94-5

p-Toluic acid CAS 99-94-5

Jina la bidhaa:
p-Toluic acid CAS 99-94-5
Daraja:
Pharmaceutical grade
Sifa:
poda nyeupe
Ufungashaji:
25kg / ngoma
MOQ:
1 kilo
Hifadhi:Mahali Pema Kavu
Maisha ya rafu:miaka 2

WASILIANA NA SASA PDF PAKUA

Maelezo

Lebo

Maelezo ya bidhaa

P-methylbenzoic acid is white or light yellow crystalline powder, soluble in methanol, ether, difficult to dissolve in hot water, can volatilize with water vapor; Melting point 182℃. Boiling point 275℃ (sublimation).
Nature:
- Appearance: 4-methylbenzoic acid is white crystal.
- Solubility: soluble in alcohol, ether and ketone solvents, slightly soluble in water.
- Stability: Relatively stable, but may react when encountering strong oxidants and reducing agents.

Maombi

1. P-methylbenzoic acid can be used for the determination of thorium, separation of calcium and strontium, mainly used in the manufacture of hemostatic aryl acid, p-methyl nitrile, p-toluenyl chloride, photosensitive materials, etc., used in organic synthesis intermediates, pesticide industry to produce fungicide phosphamide.
2. The oxidized phthalic acid can be used as an intermediate of medicine, photosensitive materials, pesticides and organic pigments. Mainly used in the manufacture of hemostatic aromatic acid, p-methyl nitrile, p-toluene formyl chloride, photosensitive materials, etc.
3.- Photosensitizer: can be used in photosensitive materials and photographic products.

Faida

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Vipimo

Molecular Formula	C8H8O2
Molar Mass	136.15
Density	1,06 g/cm3
Kiwango Myeyuko	177-180 °C (lit.)
Boling Point	274-275 °C (lit.)
Flash Point	181°C
Solubility	0.3g/l
Vapor Presure	0.02 hPa (70 °C)
Mwonekano	White crystal
Color	White to slightly yellow-cream
Merck	14,9535
BRN	507600
pKa	4.36(at 25℃)
PH	3.73(1 mM solution);3.2(10 mM solution);2.69(100 mM solution)
Storage Condition	Store below +30°C.
Utulivu	Stable. Incompatible with strong oxidizing agents, strong bases.
Sensitive	Easily absorbing moisture
Refractive Index	1.5120 (estimate)
MDL	MFCD00002565
Physical and Chemical Properties	Character white crystals. melting point 182 ℃ boiling point 275 ℃ solubility soluble in methanol, ethanol, ether, insoluble in hot water.
Tumia	Mainly used in the manufacture of hemostatic aromatic acid, methyl nitrile, methyl benzoyl chloride, photosensitive materials

Usafirishaji na malipo

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