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XL019

CAS No.
945755-56-6
Chemical Name:
XL019
Synonyms
XL019;XL019, >95%;XL019/XL-019;XL019, >=98%;XL019 USP/EP/BP;XL019, 10 mM in DMSO;XL019; XL-019; XL 019.;XL019 XL-019 JAK2 Inhibitor;(S)-N-(4-(2-(4-MORPHOLINOPHENYLAMINO)PYRIMIDIN-4-YL)PHENYL)PYRROLIDINE-2-CARBOXAMIDE;(2S)-N-[4-[2-(4-morpholin-4-ylanilino)pyrimidin-4-yl]phenyl]pyrrolidine-2-carboxamide
CBNumber:
CB32664379
Molecular Formula:
C25H28N6O2
Molecular Weight:
444.53
MDL Number:
MFCD24386874
MOL File:
945755-56-6.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-07-27 17:00:41
Product description Number Pack Size Price
XL019 ≥98% (HPLC) SML2393 5mg $68.93
XL019 ≥98% (HPLC) SML2393 25mg $277.95
XL019 ≥90% 16298 1mg $28
XL019 ≥90% 16298 5mg $83
XL019 ≥90% 16298 10mg $152
More product size

XL019 Properties

Density 1.291±0.06 g/cm3(Temp: 25 °C; Press: 760 Torr)(predicted)
storage temp. Store at -20°C
solubility insoluble in EtOH; insoluble in H2O; ≥11.125 mg/mL in DMSO
form solid
pka 13.804±0.70(predicted)
color Green to yellow
InChIKey ISOCDPQFIXDIMS-QHCPKHFHSA-N
SMILES O=C(NC1=CC=C(C=C1)C2=NC(NC3=CC=C(C=C3)N4CCOCC4)=NC=C2)[C@H]5NCCC5
FDA UNII 4L1AM42NVA
UNSPSC Code 12352200
NACRES NA.21

SAFETY

Risk and Safety Statements

Symbol(GHS)  Health Hazard (GHS08)
GHS08
Signal word  Danger
Hazard statements  H372
Precautionary statements  P260-P264-P270-P314-P501
target organs Central nervous system
WGK Germany  WGK 3
Storage Class 6.1C - Combustible acute toxic Cat.3
toxic compounds or compounds which causing chronic effects
Hazard Classifications STOT RE 1 Oral

XL019 price More Price(59)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich SML2393 XL019 ≥98% (HPLC) 945755-56-6 5mg $68.93 2026-04-30 Buy
Sigma-Aldrich SML2393 XL019 ≥98% (HPLC) 945755-56-6 25mg $277.95 2026-04-30 Buy
Cayman Chemical 16298 XL019 ≥90% 945755-56-6 1mg $28 2026-04-30 Buy
Cayman Chemical 16298 XL019 ≥90% 945755-56-6 5mg $83 2026-04-30 Buy
Cayman Chemical 16298 XL019 ≥90% 945755-56-6 10mg $152 2026-04-30 Buy
Product number Packaging Price Buy
SML2393 5mg $68.93 Buy
SML2393 25mg $277.95 Buy
16298 1mg $28 Buy
16298 5mg $83 Buy
16298 10mg $152 Buy

XL019 Chemical Properties,Uses,Production

Uses

XL019 is used in the synthesis of JAK-2 modulators for the treatment of related diseases.

Biological Activity

XL019 is an ATP-binding site-targeting, orally active JAK2 subtype-selective Janus kinase inhibitor (IC50 in nM = 2.2/JAK2 vs. 134.3/JAK1, 214.2/JAK3, 348.3/TYK2) with much reduced or little activity against 116 other kinases (IC50 in nM = 125.4/PDGFRB, 139.7/FLT3, 225.8/c-KIT, 313.8/p70S6K, 370/MLK1, 375.4/IKKbeta, 483.6/KDR, 546.7/PDGFRA, 554.5/FLT4, 910.5/FLT; IC50 >1 μM toward remaining 106 kinases), CYP (1A2, 2C9, 2D6, 3A4 IC50 ≥20 μM), hERG (IC50 = 16 μM), and P-glycoprotein (IC50 >20 μM). XL019 effectively inhibits cellular STAT1/STAT3 phosphorylation both in HEL92.1.7 cultures (IC50 in nM = 386.4/pStat1 and 695/pStat3) and in HEL92.1.7 xenograft-derived tumor in mice in vivo (oral ED50 in mg/kg = 42/pStat1 and 210/pStat3) with significant HEL92.1.7 tumor suppression efficacy in mice (by 60% and 70% on day 14, respectively, with 200 and 300 mg/kg bid p.o. dosage).

target

JAK2

XL019 Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 135)Suppliers
Supplier Tel Email Country ProdList Advantage
ATK CHEMICAL COMPANY LIMITED
+undefined-21-51877795 ivan@atkchemical.com China 32997 60
career henan chemical co
+86-0371-86658258 sales@coreychem.com China 29766 58
TargetMol Chemicals Inc.
+1-781-999-5354; +1-00000000000 marketing@targetmol.com United States 32431 58
Dideu Industries Group Limited
+86-29-89586680 +86-15129568250 1059@dideu.com China 29096 58
Zhejiang J&C Biological Technology Co.,Limited
+1-2135480471 sales@sarms4muscle.com China 10378 58
InvivoChem
+1-708-310-1919 +1-13798911105 sales@invivochem.cn United States 6378 58
HANGZHOU LEAP CHEM CO., LTD.
+86-571-87711850 +8619957148339 market18@leapchem.com China 24569 58
Coresyn Pharmatech Co., Ltd.
+86-571-86626709 +86-18157142896 cbc@coresyn.com China 9976 58
TargetMol Chemicals Inc.
+1-781-999-5354; support@targetmol.com United States 38999 58
ShenZhen Trendseen Biological Technology Co.,Ltd.
13417589054 trendseenbio@gmail.com China 11674 58

View Lastest Price from XL019 manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
XL019 pictures 2026-07-27 XL019
945755-56-6
$60.00-162.00 99.23% 10g TargetMol Chemicals Inc.
XL019 pictures 2019-07-06 XL019
945755-56-6
$2.00 1kg 99% 100kg Career Henan Chemical Co
  • XL019 pictures
  • XL019
    945755-56-6
  • $60.00-162.00
  • 99.23%
  • TargetMol Chemicals Inc.
  • XL019 pictures
  • XL019
    945755-56-6
  • $2.00
  • 99%
  • Career Henan Chemical Co

XL019 Spectrum

2S)-N-[4-[2-[[4-(4-Morpholinyl)phenyl]amino]-4-pyrimidinyl]phenyl]-2-pyrrolidinecarboxamide XL019 XL019 2-Pyrrolidinecarboxamide, N-[4-[2-[[4-(4-morpholinyl)phenyl]amino]-4-pyrimidinyl]phenyl]-, (2S)- Pyrrolidine-2-carboxylic acid {4-[2-(4-morpholin-4-yl-phenylamino)-pyrimidin-4-yl]-phenyl}-amide XL019, >=98% XL019, >95% XL019; XL-019; XL 019. XL019 XL019/XL-019 (2S)-N-[4-[2-[[4-(4-Morpholinyl)phenyl]amino]-4-pyrimidinyl]phenyl]-2-pyrrolidinecarboxamide (S)-N-(4-(2-(4-MORPHOLINOPHENYLAMINO)PYRIMIDIN-4-YL)PHENYL)PYRROLIDINE-2-CARBOXAMIDE 2-Pyrrolidinecarboxamide, N-[4-[2-[[4-(4-morpholinyl)phenyl]amino]-4-pyrimidinyl]phenyl]-, (2S)- (2S)-N-[4-[2-(4-morpholin-4-ylanilino)pyrimidin-4-yl]phenyl]pyrrolidine-2-carboxamide XL019 USP/EP/BP XL019 XL-019 JAK2 Inhibitor XL019, 10 mM in DMSO 945755-56-6 JAK Inhibitors STAT