(S)-1-(3-Ethoxy-4-Methoxyphenyl)-2-(Methylsulfonyl)ethanamine CAS 608141-42-0 Purity ≥99.0% (HPLC) Chiral Purity ≥99.0% Apremilast Intermediate Factory
Shanghai Ruifu Chemical Co., Ltd. is the leading manufacturer of (S)-1-(3-Ethoxy-4-Methoxyphenyl)-2-(Methylsulfonyl)ethanamine (CAS: 608141-42-0) with high quality, intermediate of Apremilast (CAS: 608141-41-9). Apremilast is used for the treatment of active psoriatic arthritis (PsA) and moderate to severe chronic plaque psoriasis (PSOR). Ruifu Chemical can provide high-quality Apremilast intermediates and impurities.
Ruifu Chemical can provide worldwide delivery, competitive price, excellent service.
Purchase Apremilast intermediates and impurities or other products, please e-mail: alvin@ruifuchem.com
Chemical Name | (S)-1-(3-Ethoxy-4-Methoxyphenyl)-2-(Methylsulfonyl)ethanamine |
Synonyms | Apremilast Intermediate II; APST-2; (alphaS)-3-Ethoxy-4-Methoxy-alpha-[(Methylsulfonyl)methyl]-Benzenemethanamine; (αS)-3-Ethoxy-4-Methoxy-α-[(Methylsulfonyl)methyl]benzenemethanamine; 3-Ethoxy-4-Methoxy-α-[(Methylsulfonyl)methyl]-(αS)-Benzenemethanamine; (1S)-1-(3-Ethoxy-4-Methoxy-phenyl)-2-Methanesulfonyl-Ethylamine; (1S)-1-(3-ethoxy-4-methoxyphenyl)-2-methylsulfonylethanamine; (1S)-1-(3-Ethoxy-4-Methoxyphenyl)-2-Methanesulfonylethan-1-Amine |
Stock Status | In Stock, Commercial Production |
CAS Number | 608141-42-0 |
Molecular Formula | C12H19NO4S |
Molecular Weight | 273.35 g/mol |
Melting Point | 106.0~108.0℃ |
Density | 1.195±0.06 g/cm3 |
Storage Temperature | Store Long-Term at 2-8℃ |
COA & MSDS | Available |
Origin of Product | Shanghai, China |
Product Categories |
Apremilast Intermediate |
Brand | Ruifu Chemical |
Items | Specifications | Results |
Appearance | White or Off-White Solid | White Solid |
Identification RT (by HPLC) | Conforms with Reference Standard | Conforms |
Melting Point | 106.0~108.0℃ | 106.0~108.0℃ |
Water by Karl Fischer | ≤0.50% | 0.22% |
Residue on Ignition | ≤0.20% | 0.02% |
Any Single Unknown Impurity | ≤0.10% | 0.08% |
Purity / Analysis Method | ≥99.0% (HPLC) | 99.85% |
Chiral Purity (e.e.%) | ≥99.0% | 99.99% |
Enantiomer | ≤0.10% | 0.01% |
1H NMR Spectrum | Conforms to Structure | Conforms |
Conclusion | The product has been tested and complies with the given specifications | |
Application | Intermediate of Apremilast (CAS: 608141-41-9) |
Package: Fluorinated bottle, Aluminium foil bag, 25kg/cardboard drum, or according to customer's requirement.
Storage Condition: Keep the container tightly closed and store in a cool, dry (2~8℃), well-ventilated warehouse away from incompatible substances. Keep away from sunshine; avoid fire and heat sources; avoid moisture.
Shipping: Deliver to worldwide by air, by FedEx / DHL Express. Provide fast and reliable delivery.
How to Purchase? Please contact Dr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
15 Years Experience? We have more than 15 years of experience in the manufacture and export of a wide range of high quality pharmaceutical intermediates or fine chemicals.
Main Markets? Sell to domestic market, North America, Europe, India, Korea, Japanese, Australia, etc.
Advantages? Superior quality, affordable price, professional services and technical support, fast delivery.
Quality Assurance? Strict quality control system. Professional equipment for analysis include NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, K.F, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, etc.
Samples? Most products provide free samples for quality evaluation, shipping cost should be paid by customers.
Factory Audit? Factory audit welcome. Please make an appointment in advance.
MOQ? No MOQ. Small order is acceptable.
Delivery Time? If within stock, three days delivery guaranteed.
Transportation? By Express (FedEx, DHL), by Air, by Sea.
Documents? After sales service: COA, MOA, ROS, MSDS, etc. can be provided.
Custom Synthesis? Can provide custom synthesis services to best fit your research needs.
Payment Terms? Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T (Telex Transfer), PayPal, Western Union, etc.
HS Code | 2934999099 |
(S)-1-(3-Ethoxy-4-Methoxyphenyl)-2-(Methylsulfonyl)ethanamine (CAS: 608141-42-0), intermediate of Apremilast (CAS: 608141-41-9). Apremilast (Otezla) was approved by the FDA on March 21, 2014 for the treatment of adult patients with active psoriatic arthritis. Apremilast is also used to treat moderate to severe plaque psoriasis in certain patients.