Tofacitinib Citrate Intermediate CAS 477600-71-8 Purity >97.0% (HPLC) e.e. >97.0%

Short Description:

(2R,3R)-2,3-Bis[(4-methylbenzoyl)oxy]butanedioic acid compd. with (3R,4R)-N,4-dimethyl-1-(phenylmethyl)-3-piperidinamine

CAS: 477600-71-8

Purity: >97.0% (HPLC)

Chiral Purity (e.e.): >97.0%

Appearance: White to Off-White Solid

Intermediate of Tofacitinib Citrate (CAS: 540737-29-9)

Contact: Dr. Alvin Huang

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477600-71-8 - Description:

Ruifu Chemical is the leading manufacturer of (2R,3R)-2,3-Bis[(4-methylbenzoyl)oxy]butanedioic acid compd. with (3R,4R)-N,4-dimethyl-1-(phenylmethyl)-3-piperidinamine (CAS: 477600-71-8) with high quality, intermediate of Tofacitinib Citrate (CAS: 540737-29-9). Ruifu Chemical has been supplying pharmaceutical intermediates and APIs, fine chemicals more than 15 years. Ruifu Chemical can provide worldwide delivery, competitive price, excellent service. Purchase Tofacitinib Citrate Intermediates, please contact us by e-mail: alvin@ruifuchem.com

Intermediates of Tofacitinib Citrate:

Tofacitinib Citrate	CAS 540737-29-9
4-Chloropyrrolo[2,3-d]Pyrimidine	CAS 3680-69-1
4-Chloro-7-Tosyl-7H-Pyrrolo[2,3-d]Pyrimidine	CAS 479633-63-1
(3R,4R)-1-Benzyl-N,4-Dimethylpiperidin-3-Amine Dihydrochloride	CAS 1062580-52-2
(3R,4R)-1-Benzyl-N,4-Dimethylpiperidin-3-Amine	CAS 477600-70-7
2,4-Dichloro-7H-Pyrrolo[2,3-d]Pyrimidine	CAS 90213-66-4
(2R,3R)-2,3-Bis[(4-methylbenzoyl)oxy]butanedioic acid compd. with (3R,4R)-N,4-dimethyl-1-(phenylmethyl)-3-piperidinamine	CAS: 477600-71-8

477600-71-8 - Chemical Properties:

Chemical Name	(2R,3R)-2,3-Bis[(4-methylbenzoyl)oxy]butanedioic acid compd. with (3R,4R)-N,4-dimethyl-1-(phenylmethyl)-3-piperidinamine
Synonyms	(2R,3R)-2,3-Bis[(4-methylbenzoyl)oxy]butandioic acid / (3R,4R)-N,4-dimethyl-1-(phenylmethyl)-3-piperidinamine; (3R,4R)-1-Benzyl-N,4-dimethylpiperidin-3-amine ((2R,3R)-2,3-bis((4-methylbenzoyl)oxy)succinate) (2:1); (2R,3R)-2,3-bis(4-methylbenzoyloxy)butanedioic acid / bis((3R,4R)-1-benzyl-N,4-dimethylpiperidin-3-amine); 3-bis(4-Methylbenzoyloxy)succinate)
Stock Status	In Stock
CAS Number	477600-71-8
Molecular Formula	C48H62N4O8
Molecular Weight	823.03 g/mol
Melting Point	224.0-227.0℃
Storage Temperature	Store Long-Term at 2-8℃
COA & MSDS	Available
Origin of Product	Shanghai, China
Product Categories	Pharmaceutical Intermediates
Brand	Ruifu Chemical

477600-71-8 - Specifications:

Items	Specifications	Results
Appearance	White to Off-White Solid	White Solid
Melting Point	224.0-227.0℃	224.5-226.0℃
Water by Karl Fischer	<1.00%	0.81%
Purity / Analysis Method	>97.0% (HPLC)	99.5%
Chiral Purity (e.e.%)	>97.0% (HPLC)	99.5%
Infrared Spectrum	Conforms to Structure	Conforms
1H NMR Spectrum	Conforms to Structure	Conforms
Conclusion	The product has been tested and complies with the given specifications
Application	Intermediate of Tofacitinib Citrate (CAS: 540737-29-9)

477600-71-8 - Package/Storage/Shipping:

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.

477600-71-8 - Advantages:

Sufficient Capacity: Sufficient facilities and technicians

Professional Service: One stop purchasing service

OEM Package: Custom package and label available

Fast Delivery: If within stock, three days delivery guaranteed

Stable Supply: Maintain reasonable stock

Technical Support: Technology solution available

Custom Synthesis Service: Ranged from grams to kilos

High Quality: Established a complete quality assurance system

477600-71-8 - FAQ:

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.

477600-71-8 - Safety Information:

HS Code

2942000000

477600-71-8 - Application:

(2R,3R)-2,3-Bis[(4-methylbenzoyl)oxy]butanedioic acid compd. with (3R,4R)-N,4-dimethyl-1-(phenylmethyl)-3-piperidinamine (CAS: 477600-71-8), intermediate of Tofacitinib Citrate (CAS: 540737-29-9). Tofacitinib Citrate is a king of drugs developed by the US pharmaceutical company Pfizer for treating rheumatoid arthritis, trade name Xeljanz, for the treatment of methotrexate inadequate response or intolerance to severe active rheumatoid arthritis (RA) in adult patients. This product is a Janus kinase inhibitor, administered twice daily.