1,2,3-Trihydroxybenzene(CAS 87-66-1)
UN No.:
UN 2811 6.1 /PG III
| Purity | Grade | Package | Stock | Price | Quantity |
| 99% | RG | 25G | In Stock | 3 USD
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Applications of 87-66-1
| Industry | Applications | Process |
|---|---|---|
| Pharmaceuticals | Synthesis of antibiotics (e.g., chloramphenicol derivatives), antioxidants, and pharmaceutical intermediates | Used as a starting material in condensation, oxidation, and acylation reactions to construct benzimidazole and other heterocyclic frameworks |
| Cosmetics | Skin-lightening agent and antioxidant additive | Added to creams and serums to inhibit tyrosinase activity and reduce melanin synthesis; typical concentration range: 0.1–0.5% (w/w) |
| Analytical Chemistry | Colorimetric reagent for metal ions (e.g., Fe³⁺, Cu²⁺, Mn²⁺); reference standard for polyphenol quantification in biological samples | Forms stable colored complexes with metal ions in pH 7–9 buffer systems for spectrophotometric determination; also used for calibration in the Folin-Ciocalteu assay |
| Photographic Materials | Component of black-and-white film developing solutions (used synergistically with hydroquinone) | Acts as an electron donor to accelerate silver salt reduction; forms a superadditive developing system with metol/hydroquinone in alkaline developer solutions (pH 10–12) |
| Agriculture | Reagent for plant growth regulator research and intermediate for pesticide synthesis | Applied in synthesizing analogues of phenoxyalkanoic acid herbicides; used in laboratory studies to induce oxidative stress and evaluate crop abiotic stress tolerance |
| Polymers | Accelerator for epoxy resin curing and antidegradant for natural rubber | Activates epoxy groups during thermal curing; enhances crosslink density in combination with amines; also delays rubber aging by scavenging free radicals |
Physical and chemical properties of 87-66-1
Acidity coefficient |
pK1:9.03(0);pK2:11.63(+1) (25°C) |
|---|---|
Boiling Point |
309 °C |
BRN |
907431 |
Decomposition |
When heated to decomposition it emits acrid smoke and irritating fumes. |
Density |
Relative density (water = 1): 1.45 |
Exact Mass |
126.031693 |
Flash Point |
164.3±16.9 °C |
Index of Refraction |
Index of refraction: 1.561 at 134 °C/D |
LogP |
0.970 (estimated) |
Melting Point |
131-134 °C |
Merck |
14,8000 |
Molecular Formula |
C6H6O3 |
Molecular Weight |
126.110 |
Odor |
Odorless |
pH |
4-5 (50g/l, H2O, 20℃) |
PSA |
60.69000 |
Sensitivity |
Light Sensitive |
Stability |
Stability Stable, but decolourises in light. Combustible. Incompatible with strong oxidising agents, alkalies, metal oxides, ammonia, antipyrine, phenol, iodine, lime water, menthol, potassium permanganate, strong bases. |
Storage condition |
Desiccate at RT |
Vapour density |
4.4 (vs air) |
Vapour Pressure |
Vapor pressure, kPa at 168 °C: 1.33 |
Water Solubility |
400 g/L (25 ºC) |
Spectrums of 87-66-1
1.The NMR spectrum displayed on the page is a pre-sale reference spectrum and may differ from that of the actual received batch.
2.The accompanying documentation will include the NMR spectrum and purity analysis data for the shipped batch.
Retrosynthesis analysis of 87-66-1
Cas:642-96-6
Cas:608-33-3
Cas:108-46-3
Q&A for CAS 87-66-1
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Download SDS of 87-66-1
Pictograms |
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Signal Word |
Warning |
Hazard Statements |
H302+H312+H332 Harmful if swallowed, in contact with skin or if inhaled H302 Harmful if swallowed H312 Harmful in contact with skin H315 Causes skin irritation H319 Causes serious eye irritation H332 Harmful if inhaled H341 Suspected of causing genetic defects H412 Harmful to aquatic life with long lasting effects |
Safety Data Sheet |
Download COA of 87-66-1
Operate under the ISO 9001 system
