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Poly[(R)-3-hydroxybutyric acid] natural origin
Sigma-Aldrich
363502
Poly[(R)-3-hydroxybutyric acid]
Poly(3-hydroxybutyric acid) average Mn 10,000
Sigma-Aldrich
916358
Poly(3-hydroxybutyric acid)
Poly(3-hydroxybutyric acid) natural origin, average Mn ~500,000
Sigma-Aldrich
915092
Poly(3-hydroxybutyric acid)
Poly(ethylene glycol) 2-aminoethyl ether acetic acid average Mn 3,500
Sigma-Aldrich
757896
Poly(ethylene glycol) 2-aminoethyl ether acetic acid
natural origin
average Mn 10,000
natural origin, average Mn ~500,000
average Mn 3,500
363502-10G
Estimated to ship on April 07, 2025
Details...
CN¥2,016.01
916358-1G
Please contact Customer Service for Availability
CN¥2,559.79

Description

Synonyms
(R)-3-Hydroxybutyric acid polymerized, PHB
P3HB, PHA, PHB, Polyhydroxybutyrate
P3HB, PHA, PHB, Polyhydroxybutyrate
Polyethylene glycol, Amine-PEG-carboxylic acid, Amino-PEG acetic acid, AminoPEG carboxylic acid, Aminopolyoxyethylene acetic acid
CAS Number
29435-48-1
26063-00-3
26063-00-3
139729-28-5
Molecular Formula
Linear Formula
: [COCH2CH(CH3)O]n
Linear Formula
: (C4H6O2)nC4H6O2
Linear Formula
: (C4H6O2)nH2O
Linear Formula
: H2NC2H4O(C2H4O)nCH2CO2H
MDL Number
MFCD00134263
MFCD00134263
MFCD01741203
MFCD12911900
Quality Designations
100
100

Properties

color:
color:
white to off-white
color:
white to off-white
color:
Ω-end:
Ω-end:
Ω-end:
Ω-end:
amine
α-end:
α-end:
α-end:
α-end:
carboxylic acid
InChI:
1S/C12H20O6/c1-8(14)6-11(15)18-10(3)7-12(16)17-9(2)4-5-13/h5,8-10,14H,4,6-7H2,1-3H3
InChI:
InChI:
InChI:
InChI key:
QLACRIKFZRFWRU-UHFFFAOYSA-N
InChI key:
InChI key:
InChI key:
mp:
mp:
mp:
mp:
55-61 °C
mol wt:
mol wt:
average Mn 10,000
mol wt:
average Mn ~500,000
mol wt:
PEG average Mn 3,400 (n~77)
average Mn 3,500
form:
form:
powder
form:
powder
form:
solid
polymer architecture:
polymer architecture:
polymer architecture:
polymer architecture:
shape: linear
functionality: heterobifunctional
reaction suitability:
reaction suitability:
reaction suitability:
reaction suitability:
reagent type: cross-linking reagent
reactivity: amine reactive
reagent type: cross-linking reagent
reactivity: carboxyl reactive
SMILES string:
CC(O)CC(O)=O
SMILES string:
SMILES string:
SMILES string:
storage temp.:
storage temp.:
2-8°C
storage temp.:
2-8°C
storage temp.:
−20°C
transition temp:
Tm 172 °C (DSC)
transition temp:
transition temp:
transition temp:
Quality Level:
Quality Level:
100
Quality Level:
100
Quality Level:

Usage and Safety

Application
Poly[(R)-3-hydroxybutyric acid (PHB) is a biodegradable and biocompatible polymer produced by several bacterial species, owing to its low resorbability and tunable properties, it may find uses in a variety of applications such as tissue engineering, controlled release systems etc.
Poly(3-hydroxybutyric acid) (PHB) is a common polyhydroxyalkanoate (PHA), it has been widely used for food packaging, medical implants, biodegradable sutures and drug delivery systems due to its biocompatible and biodegradable properties. PHB has been investigated as drug delivery micro- and nano-carriers.
Poly(3-hydroxybutyric acid) (PHB) is a common polyhydroxyalkanoate (PHA), it has been widely used for food packaging, medical implants, biodegradable sutures and drug delivery systems due to its biocompatible and biodegradable properties. PHB has been investigated as drug delivery micro- and nano-carriers.
Risk and Safety
Storage Class Code:

11 - Combustible Solids

WGK:

WGK 3

Flash Point(F):

Not applicable

Flash Point(C):

Not applicable

Storage Class Code:

11 - Combustible Solids

WGK:

WGK 3

Flash Point(F):

Not applicable

Flash Point(C):

Not applicable

Storage Class Code:

11 - Combustible Solids

WGK:

WGK 3

Flash Point(F):

Not applicable

Flash Point(C):

Not applicable

Storage Class Code:

11 - Combustible Solids

WGK:

WGK 3