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YS 49

CAS No.
132836-42-1
Chemical Name:
YS 49
Synonyms
YS 49;CS-884;YS 49;YS49;YS-49, 10 mM in DMSO;1,2,3,4-Tetrahydro-1-(1-naphthalenylmethyl)-6,7-isoquinolinediol hydrobromide;1-(Naphthalen-1-ylmethyl)-1,2,3,4-tetrahydroisoquinoline-6,7-diol hydrobromide;1,2,3,4-Tetrahydro-1-(1-naphthalenylmethyl)-6,7-Isoquinolinediol hydrobromide monohydrate;inhibit,YS-49,PI3K,Adrenergic Receptor,Phosphoinositide 3-kinase,PKB,Beta Receptor,YS 49,Akt,Protein kinase B,Inhibitor,YS49,Angiotensin Receptor
CBNumber:
CB41390234
Molecular Formula:
C20H20BrNO2
Molecular Weight:
386.2823
MDL Number:
MFCD20926418
MOL File:
132836-42-1.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-07-27 17:00:41

YS 49 Properties

storage temp. 2-8°C
solubility H2O: >10mg/mL
form solid
color White to off-white
Water Solubility H2O: >10mg/mL
InChI 1S/C20H19NO2.BrH.H2O/c22-19-11-15-8-9-21-18(17(15)12-20(19)23)10-14-6-3-5-13-4-1-2-7-16(13)14;;/h1-7,11-12,18,21-23H,8-10H2;1H;1H2
InChIKey QHCUNMLYODPTIU-UHFFFAOYSA-N
SMILES O.Br.Oc1cc2CCNC(Cc3cccc4ccccc34)c2cc1O
UNSPSC Code 12352200
NACRES NA.77

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302
Hazard Codes  Xn,N
Risk Statements  22-50
Safety Statements  61
RIDADR  UN 3077 9 / PGIII
WGK Germany  3
Storage Class 11 - Combustible Solids
Hazard Classifications Acute Tox. 4 Oral
NFPA 704
0
2 0

YS 49 price More Price(40)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich Y1521 YS-49 monohydrate ≥98% (HPLC) 132836-42-1 5mg $213 2022-05-15 Buy
Cayman Chemical 30970 YS-49 ≥98% 132836-42-1 1mg $54 2026-04-30 Buy
Cayman Chemical 30970 YS-49 ≥98% 132836-42-1 5mg $238 2026-04-30 Buy
Cayman Chemical 30970 YS-49 ≥98% 132836-42-1 10mg $418 2026-04-30 Buy
Cayman Chemical 30970 YS-49 ≥98% 132836-42-1 25mg $783 2026-04-30 Buy
Product number Packaging Price Buy
Y1521 5mg $213 Buy
30970 1mg $54 Buy
30970 5mg $238 Buy
30970 10mg $418 Buy
30970 25mg $783 Buy

YS 49 Chemical Properties, Uses, Production

Biological Activity

YS-49 is an activator of PI3K/Akt, a downstream target of RhoA, and reduces RhoA/PTEN activation in 3-methylcholine-treated cells. YS-49 inhibits angiotensin II (Ang II)-stimulated VSMC proliferation by inducing heme oxygenase (HO-1). YS-49 is an isoquinoline compound alkaloid with strong positive inotropic effects due to its ability to activate cardiac β-adrenoceptors.

in vitro

YS-49 (1-100 μM; 18 hours; RAVSMC and RAW 264.7 cells) concentration-dependently inhibits the accumulation of nitrite in both RAVSMC and RAW 264.7 exposed to lipopolysaccharide (LPS) plus INF-γ, with IC 50 values of 22 μM and 30 μM, respectively.
YS-49 (10-100 μM; 18 hours; RAVSMC and RAW 264.7 cells) suppresses iNOS gene expression induced by LPS and/or cytokines in RAVSMC and RAW 264.7 cells at the transcriptional level.

Cell Viability Assay

Cell Line: RAVSMC and RAW 264.7 cells
Concentration: 10 μM, 30 μM and 100 μM (RAVSMC cells); 1 μM, 10 μM and 100 μM (RAW 264.7 cells)
Incubation Time: 18 hours
Result: Inhibited the accumulation of nitrite in both RAVSMC and RAW 264.7 exposed to LPS+INF-γ, with IC 50 values of 22 and 30 μM, respectively .

Western Blot Analysis

Cell Line: RAVSMC and RAW 264.7 cells
Concentration: 10 μΜ, 30 μΜ and 100 μΜ
Incubation Time: 18 hours
Result: Concentration -dependently inhibited the expression of iNOS protein induced by LPS plus IFN-γ.

in vivo

YS-49 (5 mg/kg; intraperitoneal injection; 8 hours; male Sprague Dawley rats) treatment significantly reduces serum NOx levels in LPS-treated rats, the NOx levels reduce from 86 μM to 34 μM. < /p>

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Animal Model: Male Sprague Dawley rats (250-300 g)
Dosage: 5 mg/kg
Administration: Intraperitoneal injection; 8 hours
Result: Serum NOx levels were significantly reduced.

YS 49 Preparation Products And Raw materials

Raw materials

Preparation Products

YS 49 Suppliers

Global Suppliers ( 93)
Supplier Tel Email Country ProdList Advantage
Shanghai Boyle Chemical Co., Ltd. sales@boylechem.com China 2915 55
Haoyuan Chemexpress Co., Ltd. 021-58950125 info@chemexpress.com China 7545 61
MedChemexpress LLC 021-58955995 sales@medchemexpress.cn United States 4853 58
Guangzhou Isun Pharmaceutical Co., Ltd 020-39119399 18927568969 isunpharm@qq.com China 4773 55
GIHI CHEMICALS CO.,LTD 0086-571-86217390 Sales@gihichem.com China 858 58
Bide Pharmatech Ltd. 400-164-7117 18317119277 product02@bidepharm.com China 40000 60
Credit Asia Chemical Co., Ltd. +86 (21) 61124340 China 9739 58
LETOPHARM LIMITED +86-21-5821 5861 sales@letopharm.com China 2374 58
Shanghai EFE Biological Technology Co., Ltd. 021-65675885 18964387627 info@efebio.com China 9799 58
Guangzhou QiYun Biotechnology Co., Ltd. 020-61288194 61288195 505721671@qq.com China 3853 58

View Latest Price from YS 49 manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
YS-49 pictures 2026-07-27 YS-49
132836-42-1
$41.00-92.00 99.65% 10g TargetMol Chemicals Inc.
YS-49 pictures 2026-07-27 YS-49
132836-42-1
$41.00-92.00 99.65% 10g TargetMol Chemicals Inc.
  • YS-49 pictures
  • YS-49
    132836-42-1
  • $41.00-92.00
  • 99.65%
  • TargetMol Chemicals Inc.
  • YS-49 pictures
  • YS-49
    132836-42-1
  • $41.00-92.00
  • 99.65%
  • TargetMol Chemicals Inc.

YS 49 Spectrum

YS 49 1,2,3,4-Tetrahydro-1-(1-naphthalenylmethyl)-6,7-Isoquinolinediol hydrobromide monohydrate 1,2,3,4-Tetrahydro-1-(1-naphthalenylmethyl)-6,7-isoquinolinediol hydrobromide CS-884 YS 49;YS49 inhibit,YS-49,PI3K,Adrenergic Receptor,Phosphoinositide 3-kinase,PKB,Beta Receptor,YS 49,Akt,Protein kinase B,Inhibitor,YS49,Angiotensin Receptor YS-49, 10 mM in DMSO 1-(Naphthalen-1-ylmethyl)-1,2,3,4-tetrahydroisoquinoline-6,7-diol hydrobromide 132836-42-1 C20H19NO2HBr Akt mTOR PI3K PI3K/Akt/mTOR