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(R)-(-)-alpha-Methoxyphenylacetic acid

(R)-(-)-alpha-Methoxyphenylacetic acid
(R)-(-)-alpha-Methoxyphenylacetic acid structure
Chemical Name:
(R)-(-)-alpha-Methoxyphenylacetic acid
(R)-(-)-αBenzeneacetic acid, .a;O-METHYL-D-MANDELIC ACID;O-Methyl-(R)-mandelicacid;Acetic acid, methoxyphenyl;(1)-(Methoxy)phenylacetic acid;(methyloxy)(phenyl)acetic acid;(R)-α-Methoxybenzeneacetic acid;(R)-(-)-METHOXYPHENYLACETIC ACID;(αR)-α-Methoxybenzeneacetic acid
Molecular Formula:
Formula Weight:
MOL File:

(R)-(-)-alpha-Methoxyphenylacetic acid Properties

Melting point:
66-68 °C(lit.)
-160.4 º (C=1, MEOH)
Boiling point:
164-166°C 18mm
1.1708 (rough estimate)
refractive index 
-147 ° (C=0.5, EtOH)
Flash point:
storage temp. 
Fine Crystalline Powder or Needles
optical activity
[α]20/D -150±3°, c = 0.5% in ethanol
CAS DataBase Reference
3966-32-3(CAS DataBase Reference)
NIST Chemistry Reference
(R)-(-)-«alpha»-methoxyphenylacetic acid(3966-32-3)
  • Risk and Safety Statements
  • Hazard and Precautionary Statements (GHS)
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36
WGK Germany  3
HS Code  29189900
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 P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P405 Store locked up.

(R)-(-)-alpha-Methoxyphenylacetic acid price More Price(7)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 248967 (R)-(?)-α-Methoxyphenylacetic acid 99% 3966-32-3 1g $101 2018-11-13 Buy
Sigma-Aldrich 65209 (R)-(?)-α-Methoxyphenylacetic acid for chiral derivatization, ≥99.0% 3966-32-3 1g $263 2018-11-13 Buy
TCI Chemical M0830 (R)-(-)-alpha-Methoxyphenylacetic Acid >98.0%(GC)(T) 3966-32-3 1g $38 2018-11-22 Buy
TCI Chemical M0830 (R)-(-)-alpha-Methoxyphenylacetic Acid >98.0%(GC)(T) 3966-32-3 5g $114 2018-11-22 Buy
Alfa Aesar L08719 (R)-(-)-alpha-Methoxyphenylacetic acid, 99% 3966-32-3 1g $99 2018-11-13 Buy

(R)-(-)-alpha-Methoxyphenylacetic acid Chemical Properties,Uses,Production

Chemical Properties

white fine crystalline powder or needles

Purification Methods

Purify the acids by recrystallising from *C6H6/pet ether (b 80-100o). [Neilson & Peters J Chem Soc 1519 1962, Weizmann et al. J Am Chem Soc 70 1153 1948, Pirie & Smith J Chem Soc 338 1932, NMR: Dale & Mosher J Am Chem Soc 9 5 512 1973, for resolution: Roy & Deslongchamps Can J Chem 63 651 1985, Trost et al. J Am Chem Soc 1 0 8 4974 1986.] The racemic mixture has m 72o, b 121-122o/0.4mm, 165o/18mm (from pet ether) [Braun et al. Chem Ber 6 3 2847 1930]. [Beilstein 10 IV 566.]

(R)-(-)-alpha-Methoxyphenylacetic acid Preparation Products And Raw materials

Raw materials

Preparation Products

(R)-(-)-alpha-Methoxyphenylacetic acid Suppliers

Global( 107)Suppliers
Supplier Tel Fax Email Country ProdList Advantage
Henan DaKen Chemical CO.,LTD.
+86-371-55531817 CHINA 22043 58
Henan Tianfu Chemical Co.,Ltd.
0371-55170693 CHINA 20786 55
Mainchem Co., Ltd.
+86-0592-6210733 CHINA 32651 55
Nanjing ChemLin Chemical Industry Co., Ltd.
025-83697070; CHINA 3015 60
Nanjing Finetech Chemical Co., Ltd.
025-85710122 17714198479
025-85710122 CHINA 894 55
Chemwill Asia Co.,Ltd.
86-21-51861608;;; CHINA 24118 58
Accela ChemBio Inc.
(+1)-858-876-1948 United States 12234 58
career henan chemical co
+86-371-86658258 CHINA 19997 58
J & K SCIENTIFIC LTD. 400-666-7788 +86-10-82848833
+86-10-82849933; China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. +86-(0)21-61259100(Shanghai) +86-(0)755-86170099(ShenZhen) +86-(0)10-62670440(Beijing)
+86-(0)21-61259102(Shanghai) +86-(0)755-86170066(ShenZhen) +86-(0)10-88580358(Beijing) China 40395 62

View Lastest Price from (R)-(-)-alpha-Methoxyphenylacetic acid manufacturers

Image Release date Product Price Min. Order Purity Supply Ability Manufacturer
2018-12-24 (R)-(-)-alpha-Methoxyphenylacetic acid
US $1.00 / kg 1kg 95%-99% as request career henan chemical co

(R)-(-)-alpha-Methoxyphenylacetic acid Spectrum

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