99% Purity S-Methyl-L-Cysteine Amino Acid Powder CAS 1187-84-4 CAS NO.1187-84-4

Zorui combines R&D, production and sales into its operations, While continuously providing high-quality raw materials, we also provide and optimize technical solutions for customers to achieve mutual benefit. We adhere to the "quality, integrity, mutual benefit, service" business philosophy, create value for customers continuously, and grow with our customers and suppliers together.

"Quality Best, Customer First" is what we adhering, we sincerely welcome friends both at home and abroad to visit our company and hope to achieve win-win cooperation with you!

S-Methyl-L-Cysteine Amino Acid Powder CAS 1187-84-4

 

Basic information

Product name:	s-methyl-l-cysteine
Synonyms:	(r)-2-amino-3-(methylmercapto)propionic acid;s-methyl-cysteine;s-methyl-l-cysteine;h-l-cys(me)-oh;h-cys(me)-oh;alanine, 3-(methylthio)-, l-;l-ch3sch2ch(nh2)cooh;l-cysteine, s-methyl-
Cas:	1187-84-4
mf:	c4h9no2s
mw:	135.18
product categories:	amino acids derivatives;cysteine [cys, c];amino acids and derivatives;amino acid derivatives
mol file:	1187-84-4.mol

 

chemical properties

melting point	~240 °c (dec.)
boiling point	300.3 °c at 760 mmhg
alpha	-29.5 º (c=1,water)
density	1.26 g/cm3
refractive index	-30 ° (c=2, h2o)
vapor pressure	0.000267 mmhg at 25°c
flashing point	135.4 °c
storage temp.	−20°c

 

ITEMS	SPECIFICATION	TESTRESULTS
Appearance	Off-white or white powder	Conforms
Identification	HPLC,NMR;LC-MS	Conforms
Related substances	Individual impurity≤0.5%	0.09%
	Total impurities≤1.0%	0.20%
Loss on drying	≤0.5%	0.3%
Residue on ignition	≤0.1%	0.04%
Heavy metals	≤10ppm	Conforms
Assay	≥98.0 %	Conforms

Packaging	1kg-15kg packing	2 PE bag inside + 1 foil bag outside in carton
	25kg-50kg packing	2 PE bag inside + 1 foil bag outside in drum
	Other packing	Customized packing
Drum Size	D38cm*H60cm or customized, 25 kg/ drum
Shipping	1-50kg	International Express	Fast and convenient	Door to Door
	50-500kg	Air Transportation	Fast and cheap	To Air Port
	Above 500kg	Sea Transportation	Cheap and convenient	To Port

 

 

 

Q1: How to contact with us

Whatsapp us or send us e-mail, you will get reply within 24 hours. Please contact us without hesitation.

Q2: Which kind of payment terms do you accept

We support multiple trading methods and payment such as T/T, L/C, D/A, D/P, O/A, MoneyGram, Credit Card, PayPal, , Escrow and etc. Please contact us if you need more info.

Q3: How can i get a sample

Yes, you can get free samples for some products, but the shipping cost would be paid by customers.

Q4: How to confirm the Product Quality before placing orders

You can get some sample, or we can send certificate of analysis or HPLC or NMR to you.

Q5: How to guarantee the quality of your products

Strict sampling inspection on products before shipment and intact product packaging ensured.

Q6: How can I make payment safe

The whole transaction is under Third party inspection.

Q7: Whether you could make our brand on your products

Yes. We can print your Logo on the packages if you can meet our MOQ.

 

1.Best quality with competitive price.

2.Quick shipping,delivery on time.

3.Trade Assurances

4. Support multiple trading methods and payment. We support wire transfer, , Paypal payment.

5.One to one business communication

6.OEM/ODM Available.

7.We offer convenient one-station purchasing service.Our professional and thoughtful after-sales service eliminates your worries.

8. We has many years’ exporting experience in active pharmaceutical ingredient products, strictly on selecting raw materials

9.Our distribution capabilities include:

Flexible deliveries, intelligent solutions

Anything from bulk shipments of thousands of tonnes down to the smallest shipment of packed goods and even samples.

Bulk - storage and transport of powders and liquids – movement of goods in ships - powders and bulk liquids

Pharmaceutical, feed and food storage to accredited standards

Segregated materials by business unit and hazard classification

Temperature controlled storage and transport

Effective cost control

Re-packing, drum filling, bagging

Customer delivery KPI's on delivery fulfillment performance