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Home > Encyclopedia > DL-4-HYDROXYPHENYLGLYCINE

DL-4-HYDROXYPHENYLGLYCINE

DL-4-HYDROXYPHENYLGLYCINE structure

DL-4-HYDROXYPHENYLGLYCINE 

structure
  • CAS No:

    938-97-6

  • Formula:

    C8H9NO3

  • Chemical Name:

    DL-4-HYDROXYPHENYLGLYCINE

  • Synonyms:

    DL-4-OH-Phg-OH;4-HYDROXY-DL-PHENYLGLYCINE;2-Amino-2-(4-hydroxyphenyl)aceticacid;(4-Hydroxyphenyl)(amino)acetic acid;2-(4-Hydroxyphenyl)glycine;2-amino-2-(4-hydroxyphenyl)acetic acid (en);4-[Amino(carboxy)methyl]phenol;4-[Amino(carboxy)methyl]phenol, Amino(4-hydroxyphenyl)acetic acid

  • Categories:

    Biochemical Engineering  >  Amino Acids and Derivatives

Description

4-hydroxyphenylglycine is a glycine molecule carrying a 4-hydroxyphenyl substituent. It has a role as a bacterial metabolite. It derives from a glycine.


Type R (i.e. D): crystalline, melting point 240°C (decomposition), [α]-158.4° (C=1,1 mol/L HCl). (+/-) type: lamellar crystals (water), insoluble in water, insoluble in ether, 200°C non-melting decomposition.

DL-4-HYDROXYPHENYLGLYCINE Basic Attributes

167.16

167.16

213-353-2

30081

White to Pale Yellow

2918290090

Characteristics

83.6

-2.1

1.396±0.06 g/cm3(Predicted)

229-230 °C

365.8±32.0 °C(Predicted)

223.7ºC

1.547

2.15±0.10(Predicted)

Keep in dark place,Inert atmosphere,Room temperature

Safety Information

IRRITANT

Xi

Xi

Irritant

Drug Information

Compounds or agents that combine with an enzyme in such a manner as to prevent the normal substrate-enzyme combination and the catalytic reaction. (See all compounds classified as Enzyme Inhibitors.)

(R,S)-3HPG

DL-4-HYDROXYPHENYLGLYCINE Use and Manufacturing

Methods of Manufacturing

Use p-methoxybenzaldehyde to react with sodium cyanide and ammonium bicarbonate in ethanol to generate p-methoxyphenhydantoin, which is then hydrolyzed with sodium hydroxide solution to obtain p-methoxyphenylglycine, which is hydrogen bromide The product is obtained by acid hydrolysis.

Uses

Intermediates of β-lactam antibiotics (such as type D) such as ampicillin and cefoperazone.


(4-Hydroxyphenyl)glycine, is a key intermediate for the synthesis Cefpiramide (C243400), used as a β-lactam antibiotic.


4-hydroxyphenylglycine is used (now only rarely) as a photographic developer and in the determination of phosphorus and silicon.

Benzeneacetic acid, .alpha.-amino-4-hydroxy-, (.alpha.R)-: ACTIVE|Benzeneacetic acid, .alpha.-amino-4-hydroxy-, (.alpha.S)-: INACTIVE

Computed Properties

Molecular Weight:167.16
XLogP3:-2.1
Hydrogen Bond Donor Count:3
Hydrogen Bond Acceptor Count:4
Rotatable Bond Count:2
Exact Mass:167.058243149
Monoisotopic Mass:167.058243149
Topological Polar Surface Area:83.6
Heavy Atom Count:12
Complexity:164
Undefined Atom Stereocenter Count:1
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

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