- Min.Order :5000 Kilogram
- Purity: 98%
- Payment Terms : L/C,T/T
Keywords
1,4-Butynediol 1,4-Dihydroxy-2-butyne 2-Butynediol
Quick Details
- Appearance:Crystalline platelets or flakes
- Application:Corrosion inhibitor, electroplating brightener, polymerization catalyst, defoliant, chlorocarbon stabilizer.
- PackAge:25 kg per bag
- ProductionCapacity:350000|Metric Ton|Year
- Storage:Cool dry and dark place
- Transportation:by sea
Superiority:
| 2-Butyne-1,4-diol Chemical Properties |
| Melting point | 54 °C |
| Boiling point | 238 °C(lit.) |
| density | 1.2 |
| vapor pressure | <0.1 mm Hg ( 55 °C) |
| refractive index | 1.4804 |
| Fp | 306 °F |
| storage temp. | Store below +30°C. |
| solubility | 3740g/l |
| form | Crystalline Platelets or Flakes |
| pka | 12.72±0.10(Predicted) |
| color | slightly brown |
| PH | 4-7.5 (100g/l, H2O, 23℃) |
| Water Solubility | 3740 g/L (20 ºC) |
| BRN | 1071237 |
| Exposure limits | ACGIH: TWA 0.1 ppm; STEL 0.3 ppm OSHA: TWA 0.75 ppm; STEL 2 ppm NIOSH: IDLH 20 ppm; TWA 0.016 ppm; Ceiling 0.1 ppm |
| Stability: | Stable. Highly flammable solid. Incompatible with strong oxidizing agents, acid chlorides, acid anhydrides, strong acids, strong bases. |
| LogP | -0.73 at 25℃ |
| CAS DataBase Reference | 110-65-6(CAS DataBase Reference) |
| NIST Chemistry Reference | 2-Butyne-1,4-diol(110-65-6) |
| EPA Substance Registry System | 2-Butyne-1,4-diol (110-65-6) |
| Safety Information |
| Hazard Codes | T,C |
| Risk Statements | 21-23/25-34-43-48/22 |
| Safety Statements | 25-26-36/37/39-45-46 |
| RIDADR | UN 2716 6.1/PG 3 |
| WGK Germany | 2 |
| RTECS | ES0525000 |
| F | 23-10 |
| Autoignition Temperature | 410 °C |
| TSCA | Yes |
| HazardClass | 6.1 |
| PackingGroup | III |
| HS Code | 29053980 |
| Hazardous Substances Data | 110-65-6(Hazardous Substances Data) |
| Toxicity | LD50 orally in Rabbit: 100 mg/kg |
Details:
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Since establishment, we believe in"integrity-based, quality-oriented" to provide customers withexcellent products and quality services. Cooperating with universities, we havea high-level scientific research team; equipped with a professional andresponsible service sales team ; and established stable and reliable long-termcooperative relations with hundreds of domestic chemical factories. Throughunremitting efforts, our products have exported to North America, Europe,Southeast Asia, etc., and have established long-term business relationship withcustomers all over the world.
Our company is willing to work withour customers to create a better future!
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FAQ
Q1: Are you a factory or trading company?
A: We are a professional factory, warm welcome to have a video chat to have a look or visit us.
Q2: Can I get some samples? A: Yes, we can supply the free sample, but the shipping cost be paid by our customers.
Q3: How to start orders or make payments? A: The Proforma invoice will be sent first after confirmation of the order, enclosed is our bank information. Payment by T/T, , or Paypal.
Q4: How to confirm the product quality before placing orders?
A: You can get free samples for some products, you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests, we will manufacture the products according to your requests.
Q5: What's your MOQ?
A: Our MOQ is 1kg. But usually, we accept fewer quantities such as 100g on the condition that the sample charge is 100% paid.
Q6: How about delivery lead time?
A: Delivery lead time: About 3-5 days after payment is confirmed. (Chinese holiday not included)
Q7: Is there a discount?
A: Different quantity has different discount.
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