| Customization: | Available |
|---|---|
| CAS No.: | 77-09-8 |
| Formula: | C20h14o4 |
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China factory supply CAS 77-09-8 Phenolphthalein
Phenolphthalein (CAS 77-09-8) **Chemical Structure & Basic Properties**
- **Molecular Weight**: 318.33 g/mol
- **Appearance**: White or pale yellow crystalline powder
- **Solubility**:
- Soluble in alcohols (ethanol, methano)
- Slightly soluble in water (more soluble in alkaline solutions)
- Insoluble in nonpolar solvents
Phenolphthalein belongs to the **phthalide family** and has a unique structure that changes under different pH conditions, leading to its vivid color transitions.
| Product Name | Phenolphthalein |
| CAS Number | 77-09-8 |
| Molecular Formula | C20H14O4 |
| Molecular weight | 318.32 |
| Purity | 99% |
| Appearance | White powder |
| Melting Point | 261-263 °C (lit.) |
| Boiling Point | 417.49°C (rough estimate) |
| Density | 1.27 g/cm3 at 32 °C |
| Storage | Keep in dark place,Inert atmosphere,Room temperature |
Q1:Can I get some samples?
A: Yes, we can supply the free sample,customer only need bear the shipping cost.
Q2:How to start orders or make payments?
A: Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T,Western Union or Paypal or secure payment.
Q3: How about delivery lead time?
A: About 7-10 days after payment confirmed.(Chinese holiday not included).
Q4:Is there any discount?
A: Different quantity has different discount.
Q5: How to ship it?
A: For small order, we would send by express such as Fedex, DHL, etc. For large order, we would send by air or sea.
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