High Purity 3, 4-Dihydro-2h-Pyran (DHP) CAS 110-87-2 with Good Price

• CAS No.: 110-87-2
• Formula: C5h8o
• EINECS: 203-810-4
• Classification: Organic Analytical Reagents
• Specific Usage: For Biological Purpose
• Content: Standard
• Model NO.: 110-87-2
• Usage: Laboratory Reagents
• Application: Industry, Health
• Melting Point: -70 °c
• Density: 0.922
• pH: 7
• Colour: Colorless
• Boiling Point: 86 °c
• Transport Package: Drum
• Specification: 99%
• Trademark: TG
• Origin: China
• HS Code: 29329995
• Production Capacity: 500ton/Month

Product Description

Product Description

 

Colorless liquid. 3, 4-dihydro-2h-pyran (110-87-2) can dissolve 3g in 100ml water and is soluble in most organic solvents.

Detailed Photos

 

 

Product Parameters

 

3,4-Dihydro-2H-pyran Chemical Properties
Melting point	-70 °C (lit.)
Boiling point	86 °C (lit.)
density	0.922 g/mL at 25 °C (lit.)
vapor density	2.9 (vs air)
vapor pressure	77.8 hPa (20 °C)
refractive index	n20/D 1.440(lit.)
Fp	4 °F
storage temp.	Store below +30°C.
solubility	7.7g/l
form	Liquid
color	Clear colorless to yellow
PH	7 (5g/l, H2O, 20ºC)
explosive limit	1.1-13.8%(V)
Water Solubility	20 g/L (20 ºC)

Application

 

1, used as pharmaceutical intermediates.

2, alcohol group protection reagent; Reagent widely used for hydroxyl protection.

3, the chemical properties of dihydropyran are active, and tetrahydropyra n, pentadiol, glutaric acid, valerolactone, pentadiene and resin products can be prepared through polymerization, hydrogenation, oxidation and other reactions.

 

Packaging & Shipping

 

Company Profile

 

Hunan Iron Zirconium Import&Export Co.Ltd is a company focusing on the export of chemical products.Our company own variety of export products which are widely used in chemical, pharmaceuticals, textile printing & dyeing, leather processing, fertilizer, water treatment, construction industry, food &feed additives and other areas.We will use professional production technology to bring you the best product experience.we are looking forward to cooperating with you.

FAQ

 

Q1:Which kind of payment terms do you accept?
A:For small order,you can pay by T/T,Western Union or Paypal,nomal order by T/T to our company account

Q2:Can you give me a discount price?
A:Surely, price is negotiable under different conditions, we are assuring you to get the most competitive price.

Q3:How can I get the sample?
A:We can support the sample for free, freight charges will undertaken by buyer. The charges will be return to you or deduct from your order in the future.

Q4:How can we guarantee the quality?
A:We always keep pre-production sample before mass production, and final inspection before shipment. Our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, 
we will send you free goods for replacement or refund your loss. 

Q5: How about the packing?
A: Factory standard packing. Special packing can be accept per your request.