成人免费xx,国产又黄又湿又刺激不卡网站,成人性视频app菠萝网站,色天天天天

Welcome to chemicalbook!
400-158-6606
Inquriy
Try our best to find the right business for you.
Do not miss inquiry messages Please log in to view all inquiry messages.

Welcome back!

ChemicalBook >> CAS DataBase List >> (R)-(+)-alpha-Methoxy-alpha-trifluoromethylphenylacetic acid

(R)-(+)-alpha-Methoxy-alpha-trifluoromethylphenylacetic acid

(R)-(+)-alpha-Methoxy-alpha-trifluoromethylphenylacetic acid price.
  • $25 - $1192
  • Product name: (R)-(+)-alpha-Methoxy-alpha-trifluoromethylphenylacetic acid
  • CAS: 20445-31-2
  • MF: C10H9F3O3
  • MW: 234.17
  • EINECS:243-829-5
  • MDL Number:MFCD00004184
  • Synonyms:(R)-(+)-MTPA,(R)-(+)-Mosher'sacid;(R)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid, 99%(e.e.>99.5%);(+)--Methoxy--(trifluoromethyl)phenylaceticacid(Moshersacid);(r)-(+)-à-methoxy-à-(trifluoromethyl)phenylacetic acid;(R)-(+)-1-Methoxy-1-(trifluoromethyl)phenylacetic acid 99% (99%ee);(R)-(+)-1-Methoxy-1-(trifluoromethyl)phenylacetic acid (99%ee);(R)-(+)-ɑ-Methoxy-ɑ-(trifluoromethyl)phenylacetic acid, 99%;(R)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic Acid [Optical Resolving]
25 prices
Selected condition：
Brand
  • Alfa Aesar
  • Alichem
  • American Custom Chemicals Corporation
  • Apolloscientific
  • Chem-Impex
  • Crysdot
  • Frontier Specialty Chemicals
  • Matrix Scientific
  • Sigma-Aldrich
  • SynQuest Laboratories
  • TCI Chemical
  • TRC
Package
  • 0.1g
  • 250MG
  • 500mg
  • 1g
  • 5g
  • ManufacturerAlfa Aesar
  • Product numberB22968
  • Product description(R)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid, 99%
  • Packaging0.1g
  • Price$43.65
  • Updated2024-03-01
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberB22968
  • Product description(R)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid, 99%
  • Packaging500mg
  • Price$72.65
  • Updated2024-03-01
  • Buy
  • ManufacturerAlichem
  • Product number20445312
  • Product description(R)-3,3,3-Trifluoro-2-methoxy-2-phenylpropanoicacid
  • Packaging5g
  • Price$357
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCCH0066115
  • Product description(+)-MTPA 95.00%
  • Packaging250MG
  • Price$599.33
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCCH0066115
  • Product description(+)-MTPA 95.00%
  • Packaging5G
  • Price$1005.43
  • Updated2021-12-16
  • Buy
  • ManufacturerApolloscientific
  • Product numberPC5063C
  • Product description(2R)-(+)-2-Methoxy-2-phenyl-3,3,3-trifluoropropanoicacid 99%
  • Packaging1g
  • Price$67
  • Updated2021-12-16
  • Buy
  • ManufacturerApolloscientific
  • Product numberPC5063C
  • Product description(2R)-(+)-2-Methoxy-2-phenyl-3,3,3-trifluoropropanoicacid 99%
  • Packaging5g
  • Price$269
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number37539
  • Product description(R)-(+)-α-Methoxy-α-(trifluoromethyl)phenylaceticacid[OpticalResolving],98%(GC)(T) 98%(GC)(T)
  • Packaging1G
  • Price$80.64
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number37539
  • Product description(R)-(+)-α-Methoxy-α-(trifluoromethyl)phenylaceticacid[OpticalResolving],98%(GC)(T) 98%(GC)(T)
  • Packaging5G
  • Price$310.24
  • Updated2021-12-16
  • Buy
  • ManufacturerCrysdot
  • Product numberCD12097885
  • Product description(R)-3,3,3-Trifluoro-2-methoxy-2-phenylpropanoicacid 95+%
  • Packaging1g
  • Price$105
  • Updated2021-12-16
  • Buy
  • ManufacturerCrysdot
  • Product numberCD12097885
  • Product description(R)-3,3,3-Trifluoro-2-methoxy-2-phenylpropanoicacid 95+%
  • Packaging5g
  • Price$340
  • Updated2021-12-16
  • Buy
  • ManufacturerFrontier Specialty Chemicals
  • Product numberJK571643
  • Product description(R)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylaceticacid,ee:99.5% 98%
  • Packaging250mg
  • Price$47
  • Updated2021-12-16
  • Buy
  • ManufacturerFrontier Specialty Chemicals
  • Product numberJK571643
  • Product description(R)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylaceticacid,ee:99.5% 98%
  • Packaging1g
  • Price$154
  • Updated2021-12-16
  • Buy
  • ManufacturerMatrix Scientific
  • Product number007167
  • Product description(R)-(+)-alpha-Methoxy-alpha-trifluoromethyl-phenylacetic acid 99%
  • Packaging250mg
  • Price$25
  • Updated2021-12-16
  • Buy
  • ManufacturerMatrix Scientific
  • Product number007167
  • Product description(R)-(+)-alpha-Methoxy-alpha-trifluoromethyl-phenylacetic acid 99%
  • Packaging1g
  • Price$54
  • Updated2021-12-16
  • Buy
  • ManufacturerMatrix Scientific
  • Product number007167
  • Product description(R)-(+)-alpha-Methoxy-alpha-trifluoromethyl-phenylacetic acid 99%
  • Packaging5g
  • Price$220
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
Alfa Aesar B22968 (R)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid, 99% 0.1g $43.65 2024-03-01 Buy
Alfa Aesar B22968 (R)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid, 99% 500mg $72.65 2024-03-01 Buy
Alichem 20445312 (R)-3,3,3-Trifluoro-2-methoxy-2-phenylpropanoicacid 5g $357 2021-12-16 Buy
American Custom Chemicals Corporation CCH0066115 (+)-MTPA 95.00% 250MG $599.33 2021-12-16 Buy
American Custom Chemicals Corporation CCH0066115 (+)-MTPA 95.00% 5G $1005.43 2021-12-16 Buy
Apolloscientific PC5063C (2R)-(+)-2-Methoxy-2-phenyl-3,3,3-trifluoropropanoicacid 99% 1g $67 2021-12-16 Buy
Apolloscientific PC5063C (2R)-(+)-2-Methoxy-2-phenyl-3,3,3-trifluoropropanoicacid 99% 5g $269 2021-12-16 Buy
Chem-Impex 37539 (R)-(+)-α-Methoxy-α-(trifluoromethyl)phenylaceticacid[OpticalResolving],98%(GC)(T) 98%(GC)(T) 1G $80.64 2021-12-16 Buy
Chem-Impex 37539 (R)-(+)-α-Methoxy-α-(trifluoromethyl)phenylaceticacid[OpticalResolving],98%(GC)(T) 98%(GC)(T) 5G $310.24 2021-12-16 Buy
Crysdot CD12097885 (R)-3,3,3-Trifluoro-2-methoxy-2-phenylpropanoicacid 95+% 1g $105 2021-12-16 Buy
Crysdot CD12097885 (R)-3,3,3-Trifluoro-2-methoxy-2-phenylpropanoicacid 95+% 5g $340 2021-12-16 Buy
Frontier Specialty Chemicals JK571643 (R)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylaceticacid,ee:99.5% 98% 250mg $47 2021-12-16 Buy
Frontier Specialty Chemicals JK571643 (R)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylaceticacid,ee:99.5% 98% 1g $154 2021-12-16 Buy
Matrix Scientific 007167 (R)-(+)-alpha-Methoxy-alpha-trifluoromethyl-phenylacetic acid 99% 250mg $25 2021-12-16 Buy
Matrix Scientific 007167 (R)-(+)-alpha-Methoxy-alpha-trifluoromethyl-phenylacetic acid 99% 1g $54 2021-12-16 Buy
Matrix Scientific 007167 (R)-(+)-alpha-Methoxy-alpha-trifluoromethyl-phenylacetic acid 99% 5g $220 2021-12-16 Buy

Properties

Melting point :46-49 °C(lit.)
Boiling point :105-107 °C1 mm Hg(lit.)
alpha :D25 +68.5 ± 1.3° (c = 1.49 in CH3OH)
Density :1.344 g/mL at 25 °C(lit.)
refractive index :n20/D 1.473(lit.)
Flash point :>230 °F
storage temp. :2-8°C
solubility :Soluble in methanol (50 mg/ 1 ml).
pka :1.47±0.10(Predicted)
form :Crystalline Low Melting Solid
Specific Gravity :1.344
color :White
optical activity :[α]20/D +73±1°, c = 2% in methanol
Sensitive :Hygroscopic
Merck :14,6280
BRN :2215440
CAS DataBase Reference :20445-31-2(CAS DataBase Reference)

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning GHS hazard pictograms
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

(R)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid is widely used reagent for determination of optical purities of alcohols and amines by 1H or 19F NMR.

Related product price