S-Methyl-L-cysteine
1187-84-4

2490-97-3
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24/12/2020
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S-Methyl-L-cysteine paramete


CAS No.:1187-84-4
MF:C4H9NO2S, C4H9NO2S
Place of Origin:Shandong, China
Purity:99% min
Model Number:1187-84-4
Appearance:white powder
CAS:1187-84-4
MP:~240 °C
Density:1.149
Sample:Avaliable
Other Names:S-Methyl-L-cysteine
EINECS No.:214-701-6
Type:Syntheses Material Intermediates
Brand Name:Lookchemical
Application:Protect amino acids
Product name:S-Methyl-L-cysteine
Storage temp:-20°C
BP:300.3±37.0 °C
Shelf life:2 Years
COA:Avaliable

Specifications


Item
Standard
Test Results
 
 
 
 
 
Identification
A.H-NMR:Comply with the structure
Complies
B.LC-MS:Comply with the structure
Complies
C.The IR spectrum of sample should be identical with that of reference standard;
Complies
D.HPLC-ESI-MS The retention time of the major peak in the chromatogram of the Assay preparation corresponds to that in the chromatogram of the Standard preparation, as obtained in the Assay.
Complies
Crystallinity
meets the requirements.
Complies
Loss on drying
≤2.0%
0.19%
Heavy metals
≤10 ppm
<10ppm
Water
≤1.0%
0.1%
Sulphated ash
≤0.5%, determined on 1.0 g.
0.009%
 
Related substances
Unspecified impurities: for each impurity ≤0.10%
<0.10%
Total Impurity ≤0.5%
0.18%
Purity
≥99.0%
99.7%
Assay
99.0%~101.0% (anhydrous substance).
99.8%
Storage
Preserve in well-closed, light-resistant and airtight containers.
Complies

Application


Methionine sulfoxide reductase substrate

Product service


1. Certificate Of Analysis (COA)

2. Material Safety Data Sheet (MSDS)

3. Route of synthesis (ROS)

4. Method of Aanlysis (MOA)

5. Nuclear Magnetic Resonance (NMR)

6. Packing pictures and loading video before loading

7. Free Sample

8. Factory audit

Service


Pre-Sales Service


* Prompt reply and 24 hours online, professional team to provide best price and high quality product.

* Sample testing support.

* Every batch of products will be tested to ensureits quality.

*The packing also can be according the customers` requirment.

*Any inquiries will be replied within 24 hours.

*we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know.

After-Sales Service


*The fact of logistics information monitoring.

* Any questions about the product can be consulted at any time.

*Product has any problem can return.

FAQ

Q1: Do you accept sample order?
A:  We will make samples before mass production, and after sample approved, we'll begin mass production. Doing 100% inspection during production, then do random inspection before packing.
Q2:  What is our advantage?
A : The series of natural extracted product are all self-developed, produced and tested. Mature production technology, strict cost control, and perfect quality assurance system, ensure the product stability and competitive price.
Q3: What’s your MOQ?
A :  Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.
Q4: Do you supply product report?
A : Yes. We'll give you product analysis report before shipping.
 Q5: Is there a discount?
A :  Different quantity has different discount.
Q6: Can we visit your factory?
A :  Yes. Welcome to visit.
Q7: How to confirm the Product Quality before placing orders?
A :  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. You can send us your product specifications and requests,we will manufacture the products according to your requests.

Warning

H301 (100%): Toxic if swallowed [Danger Acute toxicity, oral]

H319 (36.63%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]

H332 (59.41%): Harmful if inhaled [Warning Acute toxicity, inhalation]

H361 (34.65%): Suspected of damaging fertility or the unborn child [Warning Reproductive toxicity]

H372 (34.65%): Causes damage to organs through prolonged or repeated exposure [Danger Specific target organ toxicity, repeated exposure]

H400 (100%): Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]

H410 (60.4%): Very toxic to aquatic life with long lasting effects [Warning Hazardous to the aquatic environment, long-term hazard]

Shipping

1. ≤50kg, Express delivery recommended, usually called as DDU service;

2. ≤500kg, Air shipping recommended, usually called as FOB, CFR, or CIF service;

3. >500kg, sea shipping recommended, usually called as FOB, CFR, or CIF service;

4. For high value products, please select air shipping and express delivery for safe.


Packing

Packing can be conducted according to customers' requirements.


Delivery detail

   [Delivery] 5 working days after payment.

S-Methyl-L-cysteine picture

Packaging and shipping

Honor Certificate

Professional team