High Purity D-Threonine Powder/H-D-Thr-Oh/ (2R, 3S) -2-Amino-3-Hydroxybutyric Acid CAS 632-20-2

• Customization: Available
• CAS No.: 632-20-2
• Formula: C4h9no3
• Model NO.: amino acid
• EINECS: 211-171-8
• Environmental Protection: No
• Certification: REACH
• Color: White
• Classification: Amino Acid
• Function: Keeping Health and Promoting Growth
• Appearance: Powder
• Name: D-Threonine
• CAS: 632-20-2
• Purity: 99%
• Form: Crystalline Powder
• Molecular Formula: Molecular Formula
• Molecular Weight: 119.12
• Assay: 98.0%~101.0%
• Transport Package: 25kgs/Drum or Custom-Made
• Trademark: SWC
• Origin: China
• Production Capacity: 20kg/Month

Product Description

D-Threonine is mainly used in chiral medicine, chiral additives, areas such as chiral auxiliaries, chiral synthesis in the pharmaceutical industry as the chiral sources. As an optical activity of organic acids in the asymmetric synthesis of some chiral compounds has an irreplaceable role in the process, mainly for the production of new broad-spectrum antibiotics,D - Sue ammonia,alcohol, peptide synthesis process of THR protective agent.

Name: D-Threonine
CAS:     632-20-2
Synonyms:H-D-Thr-OH; (2R,3S)-2-Amino-3-hydroxybutyric acid

Molecular Weight: 236.2224
Molecular Formula: C8H16N2O6

   Specifical:

Specific rotation [20/D]		+27.6 °~+29.0°[C= 6 in H2O]
Assay		98.0%~101.0%
AmmoniumNH4+		N/A
Heavy metal(Pb)		10ppm max
Residue on ignition		0.20%max
Transmittance		98.0%min
SulphateSO42-		N/A
Iron(Fe)		N/A
Arsenic		2ppm max
Loss on drying		0.20%max
Chloride(CL)		0.10%max

Packaging Detail: 25kgs/Drum or custom-made  


Frequently Asked Questions
 

Q1: May I get one sample before placing order?
Re: Yes, Sample are available. For normal products, samples are for free and you just need to bear the freight; 

For those high value products, you just need to freight and certain product cost. When we both cooperate for 

some times or when you are our VIP customer, free sample will be offered when you need.

Q2: Which payment is available for your company?
Re: T/T, L/C. You can choose the one which is convenient for you. 

Q3: How and when can I get my goods after payment?
Re: For small quantity products, they will be delivered to you by international courier(DHL, FedEx, TNT etc.) 

or by air. Usually it will cost 3-5days that you can get the goods after delivery.For large quantity products,

shipping by see is worthwhile.It will cost days to weeks to come to your destination port, which depends on 

where the port is.

Q4: Is there any possible to use my appointed label or package?
Re: Yes. If needed, we'd like to use label or package according to your requirement. 

Q5: How can you guarantee the goods you offer is qualified? 
Re: We always believe honesty and responsibility are basis of one company, so whatever products we provide 

for you all are qualified. We will have goods tested and provide COA before delivery for sure.