L-Cysteine methyl ester hydrochloride CAS：18598-63-5

Details:

Product Description

Pharmaceutical Raw Material With Good Price L-Cysteine Methyl Ester Hydrochloride CAS 18598-63-5

Product Name:    L-Cysteine methyl ester hydrochloride
Synonyms:    L-Cysteine Methyl ester hydrochloride 98%;L-Cysteine methyl ester hydrochloride(Acdrile);L-Cys-OMe·HCl;L-Cysteine methyl ester hydrochloride≥ 98.5% (Titration);MECYSTEINE HYDROCHLORIDE;methyl cysteine hydrochloride;H-CYS-OME HCL;H-CYS(ME)OH HYDROCHLORIDE
CAS:    18598-63-5
MF:    C4H10ClNO2S
MW:    171.65
EINECS:    242-435-0
Product Categories:    Amino Acids & Derivatives;Chiral Reagents;Cysteine [Cys, C];Inhibitors;Intermediates & Fine Chemicals;Pharmaceuticals;Amino Acids Derivatives;Amino Acids and Derivatives;Amino Acid Methyl Esters;Amino Acids (C-Protected);Biochemistry;Amino hydrochloride;Amino Acid Derivatives;Cysteine/Cystine;Amino Acids;Peptide Synthesis
Mol File:    18598-63-5.mol


L-cysteine hydrochloride monohydrate is mainly used in the field of medicine: the drug made can clinically treat leukopenia and leukopenia caused by the administration of anticancer drugs and radioactive drugs Chemicalbook, is an antidote to heavy metal poisoning, and is also used to treat toxic hepatitis, thrombocytopenia, skin ulcers, and to prevent hepatic necrosis, and has the effect of treating bronchitis and resolving phlegm.

L-Cysteine Methyl Ester Hydrochloride CAS 18598-63-5 of Chemical Properties
Melting point     142 °C (dec.)(lit.)
alpha     -2.25 º (c=5, 1 N HCl)
density     1.232 (estimate)
FEMA     4781 | L-CYSTEINE METHYL ESTER HYDROCHLORIDE
refractive index     -2.5 ° (C=20, MeOH)
storage temp.     Keep in dark place,Sealed in dry,Room Temperature
solubility     DMSO (Slightly), Water (Slightly)
form     Crystalline Powder
color     White
optical activity    [α]20/D 1.8°, c = 10 in 
Water Solubility     Soluble in water
Merck     13,5809
BRN     3685824

Function and Application of L-Cysteine Methyl Ester Hydrochloride CAS 18598-63-5

1. L-Cysteine Methyl Ester Hydrochloride is A mucolytic. An effective drug for the treatment of liver failure. Shown to effectively inhibit the binding of ethynylestradiol metabolites to protein and nucleic acids.
2. L-Cysteine methyl ester hydrochloride is a biochemical shown to inhibit binding of ethynylestradiol metabolites to protein and nucleic acids. It used in the synthesis of peptides, Preparation of thiazolidine-4-carboxylates with carbonyl compounds.

Packing And Shipping
1.Preferentially DHL, FedEX or TNT for quantity less than 50kg, air shipping for 100kg above, sea shipping for quantity over 500kg.
2.For customers from Russia,Mexico,Turkey,Solvenia,Romania,etc,before placing an order,please kindly confirm if you can make clearance when goods reach your customs.

Shipping Terms
By Express	By Air	By Sea
Suitable for under 50kg Fast:3-4 days High cost Door to door service Easy to pick up the goods	Suitable for more than 50kg Fast:3-4 days High cost Airport to airport Professional broker needed	Suitable for more than 500kg Slow:15-30 days Low cost Port to port Professional broker needed

 

 

Package

  1. Inner double plastic bags----25kg/Fiber drum (35*35*45cm, GW: 28kg, NW: 25kg); 

  2. Inner double plastic bags----5kg/Aluminum foil bag (GW: 6.5kg, NW: 5kg). 

  3. Inner double plastic bags----1kg/Aluminum foil bag (GW: 1.5kg, NW: 1kg). 

P.S.: we accept packaging customization. 

 

 

 

Delivery
  1. Stock products are normally shipping within 3 working days.  

  2. For rush delivery, please contact our sales team for particular arrangement. 

Shipping Details: 
  1. We ship goods via DHL, Fedex, UPS, TNT, China post, NL Post and other couriers, weight from 10g to 1000kg or even bulker. 

 

 

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.