1. Basic Product Information
Chemical Name Cresol (mixture of o‑, m‑, p‑cresol)
Synonyms Mixed Cresols, Cresylic Acid, Tricresol, Methylphenol
CAS Number 1319‑77‑3
EC Number 215‑293‑2
Molecular Formula C₇H₈O
Molecular Weight 108.14 g/molHS‑Code 27079910
2. Chem‑Physical Properties
Appearance Colorless to amber‑brown oily liquid, darkens on exposure to air & light
Odor Characteristic phenolic / tar‑like odor
Density (20 °C) 1.030‑1.050 g/cm³
Refractive index n₂₀/D 1.539‑1.544
Boiling point 192‑205 °C @760 mmHg
Melting point −2 ~ −1 °CFlash point (closed cup) 80‑82 °C
Vapor pressure (25 °C) 0.38 mmHg
Solubility in water Slightly soluble (~19‑20 g/L @20℃)
Solubility Miscible with ethanol, ether, benzene, alkali aqueous solution
Stability Light‑sensitive, air‑sensitive; incompatible with strong oxidizers, strong bases
3. Quality Specification (Industrial Grade)
| Test Item | Unit | Specification | Typical Result | Test Method |
|---|---|---|---|---|
| Appearance | — | Pale‑yellow to brown oily liquid | Complies | Visual |
| Total Cresol Isomers (GC) | % | ≥98.0 | 98.6 | GC‑FID |
| Phenol | % | ≤1.0 | 0.35 | GC‑FID |
| o‑Cresol | % | 30‑42 | 36.2 | GC‑FID |
| m‑Cresol | % | 38‑48 | 42.5 | GC‑FID |
| p‑Cresol | % | 12‑18 | 15.1 | GC‑FID |
| Moisture | % | ≤0.30 | 0.12 | Karl‑Fischer |
| Distillation range (190‑205℃) | % | ≥95 | 97.2 | GB/T‑6536 |
4. Application & Use
Raw material for phenolic resins, synthetic dyes, pharmaceutical intermediates, pesticide synthesis.
Disinfectant / antiseptic raw material (lysol type disinfectant).
Mineral flotation agent, solvent for special organic synthesis.
Leather preservative, metal‑working additive.
5. Packing
Standard packing: 200 kg net steel drum
Bulk: ISO tank container
Small lab package: 25 kg metal can
6. Storage & Transportation
Storage
Store in cool, dry, well‑ventilated warehouse; temperature 10‑30 °C. Keep container tightly closed.
Protect from light, air, heat source. Separated from strong oxidizing agents, strong acids and food‑grade materials.Ground equipment during liquid transfer to avoid static charge.
Transportation
UN‑Number：UN 2076
Hazard Class：6.1 (Toxic), 8 (Corrosive)
Packing group：II
Proper Shipping Name：Cresols, liquid
Toxic & corrosive substance; avoid direct skin & vapor exposure.
Do not ship together with food, feed, oxidants.
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