ChemicalBook > Product Catalog >Organic Chemistry >Nitrogen Compounds >4-Chloro-7-tosyl-7H-pyrrolo[2,3-d]pyrimidine

4-Chloro-7-tosyl-7H-pyrrolo[2,3-d]pyrimidine

4-Chloro-7-tosyl-7H-pyrrolo[2,3-d]pyrimidine Structure
CAS No.
479633-63-1
Chemical Name:
4-Chloro-7-tosyl-7H-pyrrolo[2,3-d]pyrimidine
Synonyms
Tofacitinib Impurity 20;Tofacitinib-9;Tofacitinib imurity;Tofatinib Impurity 1;Tofatinib Impurity P;Tofacitinib Impurity R;Tofacitinib Impurity 53;4-Chloro-7-tosyl-7H-pyrro...;4-Chloro-7-tosyl-7H-pyrrolo[2;Azilsartan medoxomil impurity345
CBNumber:
CB32452480
Molecular Formula:
C13H10ClN3O2S
Molecular Weight:
307.76
MOL File:
479633-63-1.mol
Modify Date:
2024/5/20 14:01:34

4-Chloro-7-tosyl-7H-pyrrolo[2,3-d]pyrimidine Properties

Melting point 145.0 to 149.0 °C
Boiling point 505.3±60.0 °C(Predicted)
Density 1.49
storage temp. Keep in dark place,Sealed in dry,Room Temperature
solubility Chloroform (Slightly), DMSO (Slightly)
form powder to crystal
pka 1.73±0.30(Predicted)
color White to Orange to Green
InChI InChI=1S/C13H10ClN3O2S/c1-9-2-4-10(5-3-9)20(18,19)17-7-6-11-12(14)15-8-16-13(11)17/h2-8H,1H3
InChIKey BTOJSYRZQZOMOK-UHFFFAOYSA-N
SMILES C1=NC(Cl)=C2C=CN(S(C3=CC=C(C)C=C3)(=O)=O)C2=N1

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H315-H319
Precautionary statements  P264-P280-P302+P352-P337+P313-P305+P351+P338-P362+P364-P332+P313
Hazard Codes  Xn
Risk Statements  22
HazardClass  IRRITANT
HS Code  2933599590

4-Chloro-7-tosyl-7H-pyrrolo[2,3-d]pyrimidine price More Price(3)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich(India) ADE000077 4-Chloro-7-tosyl-7H-pyrrolo[2,3-d]pyrimidine AldrichCPR 479633-63-1 1G ₹68706.28 2022-06-14 Buy
TCI Chemicals (India) C3036 4-Chloro-7-(p-toluenesulfonyl)-7H-pyrrolo[2,3-d]pyrimidine 479633-63-1 1G ₹8000 2022-05-26 Buy
TCI Chemicals (India) C3036 4-Chloro-7-(p-toluenesulfonyl)-7H-pyrrolo[2,3-d]pyrimidine 479633-63-1 5G ₹18200 2022-05-26 Buy
Product number Packaging Price Buy
ADE000077 1G ₹68706.28 Buy
C3036 1G ₹8000 Buy
C3036 5G ₹18200 Buy

4-Chloro-7-tosyl-7H-pyrrolo[2,3-d]pyrimidine Chemical Properties,Uses,Production

Uses

4-Chloro-7-tosyl-7H-pyrrolo[2,3-d]pyrimidine is a reagent in the synthesis of (+)-tofacitinib, a selective Janus kinase 3 inhibitor (JAK3) and an immunosuppressant drug.

Synthesis

4-Chloro-7H-pyrrolo[2,3-d]pyrimidine (2kg, 12.96mol) and dichloromethane (40L) were added to the reaction flask at room temperature, stirred and dissolved. Triethylamine (3.88 kg, 38.4 mol) and 4-dimethylamino pyridine (157.6 g, 1.28 mol) were added in that order, and after stirring and dissolved, p-toluenesulfonyl chloride (2.6 kg, 13.6 mol) was added dropwise at 0 °C. The chloromethane (30 L) solution was added dropwise, and the mixture was stirred at room temperature for 30 min. After the TLC was applied, the mixture was washed with water (16L×3). 4-Chloro-7-tosyl-7H-pyrrolo[2,3-d]pyrimidine (3.9 kg, yield 97.7%) was obtained after drying under reduced pressure.
4-Chloro-7-tosyl-7H-pyrrolo[2,3-d]pyrimidine

4-Chloro-7-tosyl-7H-pyrrolo[2,3-d]pyrimidine Preparation Products And Raw materials

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Pharmaffiliates Analytics and Synthetics P. Ltd +91-172-5066494 Haryana, India 6773 58 Inquiry

4-Chloro-7-tosyl-7H-pyrrolo[2,3-d]pyrimidine Spectrum

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]- 4-Chloro-7-(p-toluenesulfonyl)-7H-pyrrolo[2,3-d]pyrimidine 4-Chloro-7-(toluene-4-sulfonyl)-7H-pyrrolo[2,3-d]pyrimidine 4-Chloro-7-tosyl-7H-pyrrolo[2 4-chloro-7-(4-methylphenyl)sulfonylpyrrolo[2,3-d]pyrimidine Tofacitinib-9 4-Chloro-7-[(4-methylbenzene)sulfonyl]pyrrolo[2,3-d]pyrimidine Tofacitinib imurity 3-((3R,4R)-4-methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-2-yl) amino)piperidin-1-yl)-3-oxopropanenitrile Tofacitinib Impurity 53 4-Chloro-7-(p-toluenesulfonyl)-7H-pyrrolo[2,3-d]pyrimidine > 4-Chloro-7-[(4-methylphenyl)sulfonyl]-7H-pyrrolo[2,3-d]pyrim... Azilsartan medoxomil impurity345 Tofacitinib Impurity 20 Tofatinib Impurity 1 Tofatinib Impurity P 479633-63-1 Heterocycle-Pyrimidine series ADVANCED INT.