Y-27632 2HCl

Alias: Y27632 2HCl; Y-27632 dihydrochloride;Y-27632 2HCl; Y 27632 2HCl; Y27632 dihydrochloride;Y27632 HCl;Y 27632 dihydrochloride
Cat No.:V1342 Purity: ≥98%
Y-27632 2HCl (Y27632;Y2 7632), the dihydrochloride salt ofY-27632,is a novel, potent and selective inhibitor of ROCK1 (p160ROCK) with potential antifibrotic and anticancer activity.
Y-27632 2HCl Chemical Structure CAS No.: 129830-38-2
Product category: ROCK
This product is for research use only, not for human use. We do not sell to patients.
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Other Forms of Y-27632 2HCl:

  • Y-27632
  • Y 27632 racemate HCl
Official Supplier of:
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Purity & Quality Control Documentation

Purity: ≥98%

Purity: ≥98%

Product Description

Y-27632 2HCl (Y27632; Y2 7632), the dihydrochloride salt of Y-27632, is a novel, potent and selective inhibitor of ROCK1 (p160ROCK) with potential antifibrotic and anticancer activity. It inhibits ROCK1 with an IC50 of 140 nM in a cell-free assay, and exhibits >200-fold selectivity over other closely related kinases, including PKC, cAMP-dependent protein kinase, MLCK and PAK. Y27632 prevents dimethylnitrosamine-induced hepatic fibrosis in rats, increases apoptosis and disrupts the actin cortical mat in embryonic avian corneal epithelium, affects initial heart myofibrillogenesis in cultured chick blastoderm, promotes the proliferation and cell cycle progression of cultured astrocyte from spinal cord. Y-27632 suppresses the kinase activity of both ROCK-1 and ROCK-2 in vitro, and this compound inhibits the kinases by binding to the catalytic site of ROCK-1 and ROCK-2. Thus Y-27632 function on Rho-mediated stress fiber formation, the G1-S phase progression and cytokinesis.

Biological Activity I Assay Protocols (From Reference)
Targets
ROCK-I: 220 nM (Ki); ROCK-II: 300 nM (Ki); PKN:3.1 μM (Ki); Citron kinase: 5.3 μM (Ki); PKCα: 73 μM (Ki); PKA: 25 μM (Ki)
ln Vitro
Programming is enhanced and the quarter rate of direct conversion of mouse fibroblasts into neural cells is increased by Y-27632 dihydrochloride (GMP) (2 μM; 4–8 d) [1]. Human Y-27632 dihydrochloride (GMP) facilitates the differentiation of fibroblasts into pluripotent stem cells (hiPSCs) [2]. Primed hPSCs are converted into hEPS cells and human EPS cell proliferation is enhanced by Y-27632 dihydrochloride (GMP) (2–10 μM) [3]. Human EPS cells generated from blastocysts are induced by 10 μM of Y-27632 diHCl (GMP) [4].
ln Vivo
Oral administration of Y-27632 2HCl at 30 mg/kg significantly decreases the blood pressure in a dose-dependent manner in spontaneous hypertensive rats, renal hypertensive rats, as well as deoxycorticosterone acetate (DOCA)-salt hypertensive rats. When Y-27632 2HCl is continuously administered at a rate of 0.55 μL per hour by implanted pumps for 11 days tumor cell invasion (MM1 cells expressing Val14-RhoA in rats) is significantly delayed. By inhibiting ROCK, Y-27632 2HCl treatment attenuates hypoxia-induced angiogenesis and vascular remodeling in the pulmonary circulation. Pretreatment with Y-27632 has a protective effect against tumor formation in albino mice with Ehrlich ascites carcinoma.
Enzyme Assay
Recombinant ROCK-I, ROCK-II, PKN, or citron kinase is expressed in HeLa cells as Myc-tagged proteins by transfection using Lipofectamine, and is precipitated from the cell lysates by the use of 9E10 monoclonal anti-Myc antibody coupled to G protein-Sepharose. Recovered immunocomplexes are incubated with various concentrations of [32P]ATP and 10 mg of histone type 2 as substrates in the absence or presence of various concentrations of either Y-27632 or Y-30141 at 30°C for 30 min in a total volume of 30 μL of the kinase buffer containing 50 mM HEPES-NaOH, pH 7.4, 10 mM MgCl2, 5 mM MnCl2, 0.02% Briji 35, and 2 mM dithiothreitol. PKCa is incubated with 5 μM [32P]ATP and 200 μg/mL histone type 2 as substrates in the absence or presence of various concentrations of either Y-27632 or Y-30141 at 30°C for 10 min in a kinase buffer containing 50 mM Tris-HCl, pH 7.5, 0.5 mM CaCl2, 5 mM magnesium acetate, 25 μg/mL phosphatidyl serine, 50 ng/mL 12-O-tetradecanoylphorbol-13-acetate and 0.001% leupeptin in a total volume of 30 μL. Incubation is terminated by the addition of 10 μL of 43 Laemmli sample buffer. After boiling for 5 min, the mixture is subjected to SDS-polyacrylamide gel electrophoresis on a 16% gel. The gel is stained with Coomassie Brilliant Blue, and then dried. The bands corresponding to histone type 2 are excised, and the radioactivity is measured.[1]
Cell Assay
HeLa cells are plated at a density of 3×104 cells per 3.5-cm dish. The cells are cultured in DMEM containing 10% FBS in the presence of 10 mM Thymidine for 16 h. After the cells are washed with DMEM containing 10% FBS, they are cultured for an additional 8 h, and then 40 ng/mL of Nocodazole is added. After 11.5 h of the Nocodazole treatment, various concentrations of Y-27632 (0-300 μM), Y-30141, or vehicle is added and the cells are incubated for another 30 min. [1]
Animal Protocol
Dissolved in DMSO, and diluted in saline (Rat); 0.9% NaCl (Mice); 30 mg/kg/day (Rat); 0-10 mg/kg (mice); Oral for rats, IP for mice
Male Wistar rats with spontaneous or induced hypertension; Swiss albino mice with Ehrlich ascites carcinoma
References
[1]. Li X, et al. Small-Molecule-Driven Direct Reprogramming of Mouse Fibroblasts into Functional Neurons. Cell Stem Cell. 2015 Aug 6;17(2):195-203.
[2]. Cao N, et al. Conversion of human fibroblasts into functional cardiomyocytes by small molecules. Science. 2016 Jun 3;352(6290):1216-20.
[3]. Choi IY, et al. Concordant but Varied Phenotypes among Duchenne Muscular Dystrophy Patient-Specific Myoblasts Derived using a Human iPSC-Based Model. Cell Rep. 2016 Jun 7;15(10):2301-2312.
[4]. Yang Y, et al. Derivation of Pluripotent Stem Cells with In Vivo Embryonic and Extraembryonic Potency. Cell. 2017 Apr 6;169(2):243-257.e25.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C14H21N3O.2HCL
Molecular Weight
320.26
Exact Mass
247.17
Elemental Analysis
C, 52.51; H, 7.24; Cl, 22.14; N, 13.12; O, 5.00
CAS #
129830-38-2
Related CAS #
146986-50-7; 129830-38-2 (2HCl); 331752-47-7 (HCl hydrate); 138381-45-0 (racemate HCl); 310898-86-3 (recamate free base)
Appearance
White to off-white solid powder
tPSA
68Ų
SMILES
O=C([C@@H]1CC[C@]([C@H](N)C)([H])CC1)NC2=CC=NC=C2.[H]Cl.[H]Cl
InChi Key
IDDDVXIUIXWAGJ-LJDSMOQUSA-N
InChi Code
InChI=1S/C14H21N3O.2ClH/c1-10(15)11-2-4-12(5-3-11)14(18)17-13-6-8-16-9-7-13;;/h6-12H,2-5,15H2,1H3,(H,16,17,18);2*1H/t10-,11-,12-;;/m1../s1
Chemical Name
(1R,4r)-4-((R)-1-aminoethyl)-N-(pyridin-4-yl)cyclohexanecarboxamide dihydrochloride
Synonyms
Y27632 2HCl; Y-27632 dihydrochloride;Y-27632 2HCl; Y 27632 2HCl; Y27632 dihydrochloride;Y27632 HCl;Y 27632 dihydrochloride
HS Tariff Code
2934.99.9001
Storage

Powder      -20°C    3 years

                     4°C     2 years

In solvent   -80°C    6 months

                  -20°C    1 month

Shipping Condition
Room temperature (This product is stable at ambient temperature for a few days during ordinary shipping and time spent in Customs)
Solubility Data
Solubility (In Vitro)
DMSO: 64 mg/mL warming (199.83 mM)
Water: 14 mg/mL (43.71 mM)
Ethanol:<1 mg/mL(slightly soluble or insoluble)
Solubility (In Vivo)
Note: Listed below are some common formulations that may be used to formulate products with low water solubility (e.g. < 1 mg/mL), you may test these formulations using a minute amount of products to avoid loss of samples.

Injection Formulations
(e.g. IP/IV/IM/SC)
Injection Formulation 1: DMSO : Tween 80: Saline = 10 : 5 : 85 (i.e. 100 μL DMSO stock solution 50 μL Tween 80 850 μL Saline)
*Preparation of saline: Dissolve 0.9 g of sodium chloride in 100 mL ddH ₂ O to obtain a clear solution.
Injection Formulation 2: DMSO : PEG300Tween 80 : Saline = 10 : 40 : 5 : 45 (i.e. 100 μL DMSO 400 μLPEG300 50 μL Tween 80 450 μL Saline)
Injection Formulation 3: DMSO : Corn oil = 10 : 90 (i.e. 100 μL DMSO 900 μL Corn oil)
Example: Take the Injection Formulation 3 (DMSO : Corn oil = 10 : 90) as an example, if 1 mL of 2.5 mg/mL working solution is to be prepared, you can take 100 μL 25 mg/mL DMSO stock solution and add to 900 μL corn oil, mix well to obtain a clear or suspension solution (2.5 mg/mL, ready for use in animals).
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Injection Formulation 4: DMSO : 20% SBE-β-CD in saline = 10 : 90 [i.e. 100 μL DMSO 900 μL (20% SBE-β-CD in saline)]
*Preparation of 20% SBE-β-CD in Saline (4°C,1 week): Dissolve 2 g SBE-β-CD in 10 mL saline to obtain a clear solution.
Injection Formulation 5: 2-Hydroxypropyl-β-cyclodextrin : Saline = 50 : 50 (i.e. 500 μL 2-Hydroxypropyl-β-cyclodextrin 500 μL Saline)
Injection Formulation 6: DMSO : PEG300 : castor oil : Saline = 5 : 10 : 20 : 65 (i.e. 50 μL DMSO 100 μLPEG300 200 μL castor oil 650 μL Saline)
Injection Formulation 7: Ethanol : Cremophor : Saline = 10: 10 : 80 (i.e. 100 μL Ethanol 100 μL Cremophor 800 μL Saline)
Injection Formulation 8: Dissolve in Cremophor/Ethanol (50 : 50), then diluted by Saline
Injection Formulation 9: EtOH : Corn oil = 10 : 90 (i.e. 100 μL EtOH 900 μL Corn oil)
Injection Formulation 10: EtOH : PEG300Tween 80 : Saline = 10 : 40 : 5 : 45 (i.e. 100 μL EtOH 400 μLPEG300 50 μL Tween 80 450 μL Saline)


Oral Formulations
Oral Formulation 1: Suspend in 0.5% CMC Na (carboxymethylcellulose sodium)
Oral Formulation 2: Suspend in 0.5% Carboxymethyl cellulose
Example: Take the Oral Formulation 1 (Suspend in 0.5% CMC Na) as an example, if 100 mL of 2.5 mg/mL working solution is to be prepared, you can first prepare 0.5% CMC Na solution by measuring 0.5 g CMC Na and dissolve it in 100 mL ddH2O to obtain a clear solution; then add 250 mg of the product to 100 mL 0.5% CMC Na solution, to make the suspension solution (2.5 mg/mL, ready for use in animals).
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Oral Formulation 3: Dissolved in PEG400
Oral Formulation 4: Suspend in 0.2% Carboxymethyl cellulose
Oral Formulation 5: Dissolve in 0.25% Tween 80 and 0.5% Carboxymethyl cellulose
Oral Formulation 6: Mixing with food powders


Note: Please be aware that the above formulations are for reference only. InvivoChem strongly recommends customers to read literature methods/protocols carefully before determining which formulation you should use for in vivo studies, as different compounds have different solubility properties and have to be formulated differently.

 (Please use freshly prepared in vivo formulations for optimal results.)
Preparing Stock Solutions 1 mg 5 mg 10 mg
1 mM 3.1225 mL 15.6123 mL 31.2246 mL
5 mM 0.6245 mL 3.1225 mL 6.2449 mL
10 mM 0.3122 mL 1.5612 mL 3.1225 mL

*Note: Please select an appropriate solvent for the preparation of stock solution based on your experiment needs. For most products, DMSO can be used for preparing stock solutions (e.g. 5 mM, 10 mM, or 20 mM concentration); some products with high aqueous solubility may be dissolved in water directly. Solubility information is available at the above Solubility Data section. Once the stock solution is prepared, aliquot it to routine usage volumes and store at -20°C or -80°C. Avoid repeated freeze and thaw cycles.

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Note: Chemical formula is case sensitive: C12H18N3O4  c12h18n3o4
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In vivo Formulation Calculator (Clear solution)
Step 1: Enter information below (Recommended: An additional animal to make allowance for loss during the experiment)
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Calculation results

Working concentration mg/mL;

Method for preparing DMSO stock solution mg drug pre-dissolved in μL DMSO (stock solution concentration mg/mL). Please contact us first if the concentration exceeds the DMSO solubility of the batch of drug.

Method for preparing in vivo formulation:Take μL DMSO stock solution, next add μL PEG300, mix and clarify, next addμL Tween 80, mix and clarify, next add μL ddH2O,mix and clarify.

(1) Please be sure that the solution is clear before the addition of next solvent. Dissolution methods like vortex, ultrasound or warming and heat may be used to aid dissolving.
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Biological Data
  • Y-27632 2HCl

  • Y-27632 2HCl

    Total antioxidative status (TAS) and total oxidant status (TOS) values in all the groups. The mean total antioxidative status values were higher (P 1?4 .001), and mean total oxidant status values were lower (P 1?4 .002) in the Rho-kinase inhibitor Y-27632 treatment group, compared with the torsion-detorsion (T/D) group.
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