253030

(R)-(−)-O-Acetylmandelic acid

99%, optical purity ee: 98% (GLC)

Manufacturer: Sigma Aldrich

CAS Number: 51019-43-3

Synonym(S): (−)-O-Acetyl-D-mandelic acid, (R)-(−)-α-Acetoxyphenylacetic acid

Select a Size

Pack Size SKU Availability Price
5 G 253030-5-G In Stock ₹ 11,220.00

253030 - 5 G

₹ 11,220.00

In Stock

Quantity

1

Base Price: ₹ 11,220.00

GST (18%): ₹ 2,019.60

Total Price: ₹ 13,239.60

Assay

99%

optical activity

[α]20/D −152.4°, c = 2 in acetone

optical purity

ee: 98% (GLC)

mp

97-99 °C (lit.)

SMILES string

CC(=O)O[C@@H](C(O)=O)c1ccccc1

InChI

1S/C10H10O4/c1-7(11)14-9(10(12)13)8-5-3-2-4-6-8/h2-6,9H,1H3,(H,12,13)/t9-/m1/s1

InChI key

OBCUSTCTKLTMBX-SECBINFHSA-N

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Description

  • General description: (R)-(-)-O-Acetylmandelic acid is a chiral derivatizing agent for NMR determination of enantiomeric purity of α-deuterated carboxylic acids, alcohols, and amines.[1]
  • Application: (R)-(-)-O-Acetylmandelic acid may be used as a precursor to prepare a chiral diamine, which is an intermediate to prepare Utenone A.[2] It may also be used to prepare ethyl (2′R)-2′-acetoxy-2′-phenylethanoate.[3]

SAFETY INFORMATION

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves