Factory supply α-Fromy-3,4-dihydio-2H-pyran CAS 100-73-2 in China CAS NO.100-73-2

α-Fromy-3,4-dihydio-2H-pyran  CAS：102-52-3

Specification

Cas No.:100-73-2 

α-Fromy-3,4-dihydio-2H-pyran 96% min. / 98% min.
Synonyms: Acrolein dimer; 3,4-Dihydio-2H-pyran-2-carboxaldehyde
EINECS No.: 202-884-5
Molecular Formula: C₆H₈O₂   
M.W: 112.13
Properties:
1) Appearance: Color Colorless transparent liquid
2) B.P: 146°C
3) Refractive index: 1.463 (20°C)
4) Flash point: 48 °C
5) Density: 1.08g/cm³ (25°C)
Packing: 25/180/200Kg Plastic drum
UN Code: UN2607 PG III Hazard Class: 3.2
HS Code: 2912500090

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Shanghai Lonwin Chemical Co.,Ltd is a leading manufacturer and supplier of chemicals in China.We develop,produce and distribute high quality pharmaceuticals, intermediates, special chemicals and other fine chemicals. 

We could give you: 

1.Best quality in your requirement 

2.Competitive price in China market 

3.Mature Technical support 

4.Professional logistic support 

All we want is win-win business. Send yr. inquiries, you will get it!

Storage:

keep container tightly closed in a dry and well-ventilated place.

Packing:25kgs/drum or 200kgs/drum or IBC drum

Shanghai Lonwin Chemical Co., Ltd. is a company committing to contract synthesis and production of photoinitiators, fluorocarbon surfactants, indicators, intermediates and APIs.Our company has ISO and REACH international certification, in Jiangsu, Anhui and other places with decades of cooperation of OEM processing plants, to provide a more solid support for the customized production service of special chemicals.

Now, our products are well sold in North America, Europe, Japan, South Korea and the Middle East, and customers are highly satisfied with our products and service!

To achieve sustainable and steady development, we establish closely cooperative relationships with famous universities and institutions of China. We regularly exchange information with them and make cooperation on the R&D of new technologies.

Sticking to the business philosophy of "quality first, credit first, service first, creativity first", we are doing our best to meet demands of customers all around the world. We sincerely welcome your visit and business, and look forward to cooperating with you for expanding international market together!

 

Q1: Have your Product Quality been Approved by Third Party Lab

A: Yes, All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China. So you will be assured with Good Quality if you choose us. 

 

Q2: How do you treat quality complaint

A: First of all, our QC department will do strict examination of our export products by HPLC, UV, GC,TLC and so on in order to 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.

 

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You can contact us for cooperation through the website contact information, or contact with the salesmen in our company. We will connect you about the specific detail via email. 

 

Q4: Do you Accept Sample Order

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Q5: Is there any discount

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Q6: Do you accept VISA business credit card

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We'd like to accept T/T , Moneygram ,,Paypal and Bitcoin.

 

Q7: How long does it take to the goods arrived

A:It is Depending on your location,

For small order, please expect 5-7 days by DHL,UPS,TNT, FEDEX, EMS.

For mass order, please allow 5-8 days by Air, 20-35 days by Sea.

 

Q8: Do you have any reshipment policy  

We have good after-sale service and re-shipment policy if the parcel  lose.

Our long association with  our clients has brought great benefits.

We always take the upmost care in the packaging of our products .

Our clients will confirm this as even they struggle to find them without help at times.

But in spite of our best efforts it is still possible  will seize a small number of packages.

In this circumstance we promise reship free  to establish  long term relationship.