Methyl (R)-(-)-3-hydroxybutyrate3976-69-0

Details:

3976-69-0 - Names and Identifiers

Name	Methyl (R)-3-hydroxybutyrate
Synonyms	3-hydroxybutanoate Methyl 3-hydroxybutyrate methyl 3-hydroxybutyrate methyl 3-hydroxybutanoate 3-Hydroxybutyric acid methyl Methyl (R)-3-hydroxybutyrate 3-Hydroxybutanoic acid methyl (r)-methyl 3-hydroxybutanoate methyl (3R)-3-hydroxybutanoate methyl d-(r)-3-hydroxybutyrate 2-Methyl-3-hydroxybutanoic acid (RS)- Methyl-3-hydroxybutanoate methyl (r)-(-)-3-hydroxybutyrate (R)-(-)-methyl 3-hydroxybutyrate 3-Hydroxybutyric acid methyl ester Butyric acid, 3-hydroxy-, methyl ester (r)-3-hydroxybutyric acid methyl ester Butanoic acid,3-hydroxy-, methyl ester (r)-(-)-3-hydroxybutyric acid methyl ester (r)-(-)-3-hydroxy-n-butyric acid methyl ester
CAS	3976-69-0 1487-49-6
EINECS	216-068-1
InChI	InChI=1/C5H10O3/c1-4(6)3-5(7)8-2/h4,6H,3H2,1-2H3/t4-/m1/s1

3976-69-0 - Physico-chemical Properties

Molecular Formula	C5H10O3
Molar Mass	118.13
Density	1.0889 (rough estimate)
Melting Point	173-177 °C
Boling Point	160.67°C (rough estimate)
Flash Point	71.7°C
JECFA Number	1947
Vapor Presure	0.768mmHg at 25°C
pKa	13.95±0.20(Predicted)
Storage Condition	2-8℃
Refractive Index	1.4056 (estimate)
Physical and Chemical Properties	density: 1.055 Boiling Point: 72 at 17mm Hg flash point: 71

3976-69-0 - Risk and Safety

Safety Description	S23 - Do not breathe vapour. S24/25 - Avoid contact with skin and eyes.
RTECS	ET4700000

3976-69-0 - Introduction

Methyl (R)-3-hydroxybutyrate(Methyl (R)-3-hydroxybutyrate) is an organic compound. The following is a description of the properties, uses, preparation and safety information of the compound:

Nature:
Methyl (R)-3-hydroxybutyrate is a colorless liquid with a special smell. Its chemical formula is C5H10O3 and its relative molecular mass is 118.13g/mol. It is flammable and can be dissolved in many organic solvents.

Use:
Methyl (R)-3-hydroxybutyrate is mainly used to synthesize organic compounds such as pesticides, medicines and spices. It can be used to synthesize new antiviral and antitumor drugs in the pharmaceutical field, and is also used as an intermediate in synthetic organic synthesis.

Preparation Method:
Generally, the preparation method of Methyl (R)-3-hydroxybutyrate is obtained by methyl esterification of (R)-3-oxobutyric acid. The specific steps include reacting (R)-3-oxobutyric acid with methanol, and performing an esterification reaction under acid catalysis to obtain a product.

Safety Information:
Methyl (R)-3-hydroxybutyrate requires safety during storage and operation. It is a flammable substance and should be avoided from contact with open flames or high temperatures. Avoid inhaling its vapor or contact with skin and eyes during use. In case of accidental contact, wash with water immediately and seek medical help. At the same time, it should be operated in a well-ventilated area and equipped with appropriate personal protective equipment, such as chemical goggles and gloves.

 

Our company specializes in processing and selling chemical raw materials, chemical products, pharmaceutical intermediates, veterinary medicine intermediates, dye intermediates, pigments, cosmetics raw materials and chemical reagents,  

Our company has a number of sales team, service and information feedback vertical integration of a sound marketing network, products are sold throughout the country and exported to South Asia, Europe, America, Africa and other more than 20 countries and regions.  

Companies adhering to the "pursuit of quality, innovation and development" business philosophy, to serve as a foundation, for the survival by the quality, seek development by science and technology, adhere to quilty comes first,fair price,good sense of customer service and responsibility. in the future hebei Nengqian import and export trade Co.,Ltd will always hold "integrity, innovation" business philosophy, to achieve honesty management, on the way of specialization, internationalization,  Keep moving!  

Superiority
As a reliable partner for Chinese market, we are specialized in chemical raw materials; consolidate sourcing, marketing, sales, distribution and after-sale services, providing our partners with sourcing evaluation, technology supports, toll/contract manufacture, investment solution and suitable partnership establishment in China.
Service we can provide:
1. provide costomers with "one-stop"packaging service,from manufacture ,research,development,production,export and so on
2. Quality control, before shipment.
3. Prompt shipment with professional documents
4. Packing as your request, with photo before shipment
5.Mix and different products in ONE PCL,increase the working efficiency for customers.
6.We can export from many China main ports,convenient for the customes provide logistics services.
Our advantages: 

1, High quality with competitive price:

1) Standard:BP/USP/EP/Enterprise standard

2) All Purity≥99%

3) We are manufacturer and can provide high quality products with factory price.

 2, Fast and safe delivery

1) Parcel can be sent out in 24 hours after payment.Tracking number available

2) Secure and discreet shipment.Various transportation methods for your choice.

3) Customs pass rate ≥99%

4) We have our own agent/remailer/distributor who can help us ship our products very fast and safe,

and we have stock in there for transferring.

Product Packaging：

1) 1kg/bag (1kg net weight, 1.1kg gross weight, packed in an aluminum foil bag)

2) 25kg/drum (25kg net weight, 28kg gross weight; Packed in a cardboard-drum with two plastic-bags inside; Drum Size: 510mm high, 360mm diameter)

 Storage：

Stored in a cool and dry well-closed container. Keep away from moisture and strong light/heat.

Delivery：

Usually within3-5 working days after full payment.

transport：

EMS,DHL, TNT, UPS ,FEDEX, BY AIR, BY SEA

DHL Express, FedEx and EMS for quantity less than 50KG, usually called as DDU service; 

Sea shipping for quantity over 500KG; And air shipping is available for 50KG above;

For high value products, please select air shipping and DHL express for safe;

Our Service:
1. Fast Delivery: We can delivery within 24 hours upon receipt of your payment.
2. Quality can be promised. Hot sell to Worldwide.
3. Payment Terms: T/T,, t/t
4. Free Sample available at any time.
5. Tracking your order at any time. Inform your order's further new situation at any time.
6. Package: Professional packing with professional materials.

FAQ: 
1.Are you a trade company or factory   
We are a  factory with our own trading company.  

2.How do you control the quality   
Our factory is equipped with professional technicians to control quality, out inspectors take sample for testing every 2 hours to ensure the quality of our production. We also accept BV, SGS or any other Third-party inspection.   

3.How long is lead time   
We deliver goods within 3 days for small order, 7-10 days for bulk order.   

4. Where is your factory located  How can I visit the factory   
 Our factory located in HEBEI, China.

5.Can i get some samples  
  Yes, we can supply free sample, but the shipping cost be paid by our customers. 

6.How to start orders or make payments  
  Proforma invoice will be sent first after confirmation of order, enclosed our bank information.Payment by T/T,  

7. How to confirm the Product Quality before placing orders  
  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. 
8. How long is lead time

We deliver goods within 3 days for small order, 7-10 days for bulk order.

9.How do you treat quality complaint

First of all, our quality control will reduce the quality problem to near zero. If there is a realquality problem caused by us, we will send you free goods for replacement or refund your loss.