 Home > Pharmaceutical Intermediates > Bulk Drug Intermediates > 4-CHLORO-7-TOSYL-7H-PYRROLO[2,3-D]PYRIMIDINE for Sale > Tofacitinib Citrate intermediate 479633-63-1

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Tofacitinib Citrate intermediate 479633-63-1

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CAS No.:

479633-63-1

Grade:

Pharmaceutical Grade

Content:

99%

Port:

qingdao

Brand:

Packaging:

Aluminium foil bag,25kg drum

Price valid (until):

2026-04-27

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NATURE INDUSTRIAL LIMITED

Company Type:

Trader

Location:

Hongkong, China

Qualification:

Main Products:

Weight Loss Peptide,Reta,Tirz,Sema,5 Amino 1mq,Cosmetic raw material,API,SLU-PP-332

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Product Description
Seller Information

Description

4-Chloro-7-[(4-methylphenyl)sulfonyl]-7H-pyrrolo[2,3-d]pyrimidine CAS NO.479633-63-1

Product Name: 4-Chloro-7-tosyl-7H-pyrrolo[2,3-d]pyrimidine
Synonyms: Tofacitinib Impurity R;4-Chloro-7-(p-tolylsulfonyl)pyrrolo[2,3-d]pyrimidine;4-CHLORO-7-[(4-METHYLPHENYL)SULFONYL]-7H-PYRROLO[2,3-D]PYRIMIDINE;4-CHLORO-7-TOSYL-7H-PYRROLO[2,3-D]PYRIMIDINE;4-Chloro-7-tosyl-7H-pyrro...;4-Chloro-7-[(4-methylbenzene)sulfonyl]-7H-pyrrolo[2,3-d]pyrimidine;4-Chloro-7-p-toluenesulphonyl-7H-pyrrolo[2,3-d]pyrimidine;7H-Pyrrolo[2,3-D]pyriMidine,4-chloro-7-[(4-Methylphenyl)sulfonyl]-
CAS: 479633-63-1
MF: C13H10ClN3O2S
MW: 307.76
Uses 4-Chloro-7-tosyl-7H-pyrrolo[2,3-d]pyrimidine is a reagent in the synthesis of (+)-tofacitinib,Tofacitinib Citrate intermediate.

Single impurity	≤ 0.5 %
Water	≤ 0.5 %
HPLC Purity	≥9 9 %

Product Description

Our company sells more than tons of pharma Intermediate to domestic export trading companies every year.
In recent years, we have started to do foreign market. Please contact me to obtain the factory price.

Tofacitinib Citrate		540737-29-9
（3R,4R)-N,4-Dimethyl-1-(phenylmethyl)-3-piperidinamine HCL		1062580-52-2
4-Chloro-7-[(4-methylphenyl)sulfonyl]-7H-pyrrolo[2,3-d]pyrimidine		479633-63-1

Our services

♦ Competitive prices and high quality products

♦ A dequate inventory and products will be shipped out asap.

♦ Quick and clear response to customers questions.

♦ Comfortable conversation and easy talk

Items	Specifications
color	light yellow
purity	99%min

our Package

Shipping informationShipping information1g,1kg,5kg,10kg,25kg per package

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our company

NATURE INDUSTRIAL LIMITED is a chemical company located in Jinan, Shandong Provincin Hongkong, China. The company was established in 20111 and has since grown to become a leading manufacturer and supplier of pharmaceutical intermediates, APIs, and other fine chemicals.

Quality is of the utmost importance to us The company has implemented a strict quality control system to ensure that all of its products meet or exceed the highest international standards. The company's quality control department is responsible for testing and analyzing each batch of products to ensure that they are of the highest quality.

NATURE INDUSTRIAL LIMITED is committed to environmental protection and sustainability. The company has implemented a comprehensive environmental management system that is in compliance with ISO 14001 standards. The company's production processes are designed to minimize waste and reduce the use of energy and other resources.

We are at exhibitions.We have established good cooerpation with customers from worldwide.

our lab

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our company in exhibition

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Basic Info

Product Name:

4-CHLORO-7-TOSYL-7H-PYRROLO[2,3-D]PYRIMIDINE

Other Name:

4-CHLORO-7-[(4-METHYLPHENYL)SULFONYL]-7H-PYRROLO[2,3-D]PYRIMIDINE;4-CHLORO-7-TOSYL-7H-PYRROLO[2,3-D]PYRIMIDINE;4-Chloro-7-tosyl-7H-pyrro...;4-Chloro-7-[(4-methylbenzene)sulfonyl]-7H-pyrrolo[2,3-d]pyrimidine;4-Chloro-7-p-toluenesulphonyl-7H-pyrrolo[2,3-d]pyrimidine;7H-Pyrrolo[2,3-D]pyriMidine,4-chloro-7-[(4-Methylphenyl)sulfonyl]-;Tofacitinib Impurity R;4-Chloro-7-(p-tolylsulfonyl)pyrrolo[2,3-d]pyrimidine

CAS No.:

479633-63-1

Molecular Formula:

C13H10ClN3O2S

InChIKeys:

BTOJSYRZQZOMOK-UHFFFAOYSA-N

Molecular Weight:

307.76

Exact Mass:

307.018219

EC Number:

1312995-182-4

DSSTox ID:

DTXSID00657957

HScode:

2933990090

Categories:

Bulk Drug Intermediates

Characteristics

PSA:

73.2

XLogP3:

3.2

Density:

1.5±0.1 g/cm3

Melting Point:

145.0 to 149.0 °C

Boiling Point:

505.3°C at 760 mmHg

Flash Point:

259.4±32.9 °C

Refractive Index:

1.696

See More 4-CHLORO-7-TOSYL-7H-PYRROLO[2,3-D]PYRIMIDINE Properties 

Hazard Identification

Classification of the substance or mixture

Skin irritation, Category 2

Eye irritation, Category 2

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)
Signal word	Warning
Hazard statement(s)	H315 Causes skin irritation H319 Causes serious eye irritation
Prevention	P264 Wash ... thoroughly after handling. P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
Response	P302+P352 IF ON SKIN: Wash with plenty of water/... P321 Specific treatment (see ... on this label). P332+P317 If skin irritation occurs: Get medical help. P362+P364 Take off contaminated clothing and wash it before reuse. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Storage	none
Disposal	none

Other hazards which do not result in classification

no data available

Handling and Storage

Precautions for safe handling

Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

Conditions for safe storage, including any incompatibilities

Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

See More 4-CHLORO-7-TOSYL-7H-PYRROLO[2,3-D]PYRIMIDINE Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
Weight Loss Peptide,Reta,Tirz,Sema,5 Amino 1mq,Cosmetic raw material,API,SLU-PP-332

Location:
Unit D01,3/F., Wong King Industrial Building,No.2 Tai Yau Street, Kowloon

Payment Terms:
TT against copy of documents,D/P,L/C,D/A,O/A,TT against B/L draft before shipment,100% TT in advance

Average lead Time:
7

Total Annual Revenue:
$50 million-$100 million

Total Employees:
51-100

Year of Establishment:
2012

We have more than 10 years experience in the pharmacy filed. Mainly manufactures pharmaceutical APIs,Pharmaceutical intermediate and Cosmetic raw material. Owing to the good quality and competitive price, we have a very good reputation in China's pharmaceutical circles.

In the principle of "Quality Oriented", Jianfeng passed the certification of ISO9001:2008 Quality Management System.

Our products are based on bulk, high volume, wholesale price, third party testing, certificate reporting, and bring high quality ingredients to many domestic and overseas enterprises.

"Honesty, practicality, innovation, development" are our values. Jianfeng would like to cooperate with you with high quality products and competitive price.
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