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ChemicalBook >> CAS DataBase List >> A77 1726

A77 1726

A77 1726 price.
  • $9 - $1732.5
  • Product name: A77 1726
  • CAS: 163451-81-8
  • MF: C12H9F3N2O2
  • MW: 270.21
  • EINECS:642-273-4
  • MDL Number:MFCD00910058
  • Synonyms:A 1726;HMR 1726;(Z)-2-Cyano-3-hydroxy-N-[4-(trifluoromethyl)phenyl]-2-butenamide;LeflunoMide EP IMpurity B;Leflunomide Impurity 2(Leflunomide EP Impurity B);A-771726;A 771726;A771726;A-771726;A 77-1726;A771726;HMR-1726;(2Z)-2-Cyano-3-hydroxy-N-[4-(triflu
39 prices
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  • Ambeed
  • American Custom Chemicals Corporation
  • ApexBio Technology
  • AvaChem
  • Biosynth Carbosynth
  • Cayman Chemical
  • Chem-Impex
  • Crysdot
  • CSNpharm
  • Sigma-Aldrich
  • TCI Chemical
  • TRC
Package
  • 5mg
  • 10mg
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  • 50mg
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  • 250mg
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  • 1mL
  • 1g
  • 2.5g
  • 5g
  • 10g
  • 25g
  • ManufacturerAmbeed
  • Product numberA122692
  • Product description(Z)-2-Cyano-3-hydroxy-N-(4-(trifluoromethyl)phenyl)but-2-enamide 98+%
  • Packaging10mg
  • Price$9
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA122692
  • Product description(Z)-2-Cyano-3-hydroxy-N-(4-(trifluoromethyl)phenyl)but-2-enamide 98+%
  • Packaging50mg
  • Price$16
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA122692
  • Product description(Z)-2-Cyano-3-hydroxy-N-(4-(trifluoromethyl)phenyl)but-2-enamide 98+%
  • Packaging100mg
  • Price$28
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA122692
  • Product description(Z)-2-Cyano-3-hydroxy-N-(4-(trifluoromethyl)phenyl)but-2-enamide 98+%
  • Packaging250mg
  • Price$52
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA122692
  • Product description(Z)-2-Cyano-3-hydroxy-N-(4-(trifluoromethyl)phenyl)but-2-enamide 98+%
  • Packaging1g
  • Price$120
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA122692
  • Product description(Z)-2-Cyano-3-hydroxy-N-(4-(trifluoromethyl)phenyl)but-2-enamide 98+%
  • Packaging5g
  • Price$411
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberAPI0000341
  • Product descriptionTERIFLUNOMIDE 95.00%
  • Packaging10MG
  • Price$721.88
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberAPI0000341
  • Product descriptionTERIFLUNOMIDE 95.00%
  • Packaging100MG
  • Price$1732.5
  • Updated2021-12-16
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  • ManufacturerApexBio Technology
  • Product numberC5603
  • Product descriptionA-771726
  • Packaging5mg
  • Price$68
  • Updated2021-12-16
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  • ManufacturerApexBio Technology
  • Product numberC5603
  • Product descriptionA-771726
  • Packaging10mg
  • Price$129
  • Updated2021-12-16
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  • ManufacturerApexBio Technology
  • Product numberC5603
  • Product descriptionA-771726
  • Packaging25mg
  • Price$272
  • Updated2021-12-16
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  • ManufacturerAvaChem
  • Product number2837
  • Product descriptionTeriflunomide
  • Packaging10mg
  • Price$49
  • Updated2021-12-16
  • Buy
  • ManufacturerAvaChem
  • Product number2837
  • Product descriptionTeriflunomide
  • Packaging50mg
  • Price$79
  • Updated2021-12-16
  • Buy
  • ManufacturerAvaChem
  • Product number2837
  • Product descriptionTeriflunomide
  • Packaging250mg
  • Price$149
  • Updated2021-12-16
  • Buy
  • ManufacturerAvaChem
  • Product number2837
  • Product descriptionTeriflunomide
  • Packaging1g
  • Price$249
  • Updated2021-12-16
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  • ManufacturerBiosynth Carbosynth
  • Product numberFT16895
  • Product descriptionTeriflunomide
  • Packaging50mg
  • Price$40
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
Ambeed A122692 (Z)-2-Cyano-3-hydroxy-N-(4-(trifluoromethyl)phenyl)but-2-enamide 98+% 10mg $9 2021-12-16 Buy
Ambeed A122692 (Z)-2-Cyano-3-hydroxy-N-(4-(trifluoromethyl)phenyl)but-2-enamide 98+% 50mg $16 2021-12-16 Buy
Ambeed A122692 (Z)-2-Cyano-3-hydroxy-N-(4-(trifluoromethyl)phenyl)but-2-enamide 98+% 100mg $28 2021-12-16 Buy
Ambeed A122692 (Z)-2-Cyano-3-hydroxy-N-(4-(trifluoromethyl)phenyl)but-2-enamide 98+% 250mg $52 2021-12-16 Buy
Ambeed A122692 (Z)-2-Cyano-3-hydroxy-N-(4-(trifluoromethyl)phenyl)but-2-enamide 98+% 1g $120 2021-12-16 Buy
Ambeed A122692 (Z)-2-Cyano-3-hydroxy-N-(4-(trifluoromethyl)phenyl)but-2-enamide 98+% 5g $411 2021-12-16 Buy
American Custom Chemicals Corporation API0000341 TERIFLUNOMIDE 95.00% 10MG $721.88 2021-12-16 Buy
American Custom Chemicals Corporation API0000341 TERIFLUNOMIDE 95.00% 100MG $1732.5 2021-12-16 Buy
ApexBio Technology C5603 A-771726 5mg $68 2021-12-16 Buy
ApexBio Technology C5603 A-771726 10mg $129 2021-12-16 Buy
ApexBio Technology C5603 A-771726 25mg $272 2021-12-16 Buy
AvaChem 2837 Teriflunomide 10mg $49 2021-12-16 Buy
AvaChem 2837 Teriflunomide 50mg $79 2021-12-16 Buy
AvaChem 2837 Teriflunomide 250mg $149 2021-12-16 Buy
AvaChem 2837 Teriflunomide 1g $249 2021-12-16 Buy
Biosynth Carbosynth FT16895 Teriflunomide 50mg $40 2021-12-16 Buy

Properties

Melting point :229-232°C
Boiling point :410.8±45.0 °C(Predicted)
Density :1.424±0.06 g/cm3(Predicted)
storage temp. :-20°C
solubility :DMSO: soluble5mg/mL, clear (warmed)
pka :5.20±0.50(Predicted)
form :powder
color :white to beige
λmax :203nm(MeOH)(lit.)
Merck :14,9165
Stability :Hygroscopic
InChIKey :UTNUDOFZCWSZMS-YFHOEESVSA-N

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H225 Highly Flammable liquid and vapour Flammable liquids Category 2 Danger GHS hazard pictograms P210,P233, P240, P241, P242, P243,P280, P303+ P361+P353, P370+P378,P403+P235, P501
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
Precautionary statements:
P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.
P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

A-771726 is the active metabolite of leflunomide, a prodrug approved by the FDA for treatment of rheumatoid arthritis. A-771726 reversibly inhibits dihydroorotate dehydrogenase, the rate-limiting step in the de novo synthesis of pyrimidines. It prevents activated lymphocytes from accumulating sufficient pyrimidines to support DNA synthesis (IC50s = 0.09, 3.5, and 12.5 μM for rat, mouse, and human, respectively). At higher doses, A-771726 inhibits tyrosine kinases responsible for early T cell and B cell signaling in the G0/G1 phase of the cell cycle. A-771726 has also been shown to inhibit the production of prostaglandin E2 in synoviocytes activated by TNF-α and IL-1α (IC50s = 7 and 3 μM, respectively) as well as inhibit MMP-1 and IL-6 production at concentrations >10 μM.

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