ChemicalBook > CAS DataBase List > (2R,4R)-(-)-PENTANEDIOL

(2R,4R)-(-)-PENTANEDIOL

Product Name
(2R,4R)-(-)-PENTANEDIOL
CAS No.
42075-32-1
Chemical Name
(2R,4R)-(-)-PENTANEDIOL
Synonyms
pentane-1,1-diol;(R,R)-2,4-Pentandiol;(R,R)-PENTANEDIOL-2,4;(2R,4R)-(-)-PENTANEDIOL;(2R,4R)-2,4-PENTANEDIOL;(2R,4R)-pentane-2,4-diol;(R,R)-(-)-2,4-PENTANEDIOL;2,4-Pentanediol, (2R,4R)-;(2R,4R)-(-)-2,4-PENTANEDIOL;(2R,4R)-(-)-Pentanediol,99%
CBNumber
CB6280549
Molecular Formula
C5H12O2
Formula Weight
104.15
MOL File
42075-32-1.mol
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(2R,4R)-(-)-PENTANEDIOL Property

Melting point:
48-50 °C(lit.)
Boiling point:
111-113 °C19 mm Hg(lit.)
alpha 
-41.2° (c 10, CHCl3)
Density 
0.9917 (rough estimate)
refractive index 
-53.5 ° (C=10, EtOH)
Flash point:
215 °F
storage temp. 
Inert atmosphere,Room Temperature
solubility 
almost transparency in EtOH
pka
14.74±0.20(Predicted)
form 
crystal
color 
white
optical activity
[α]21/D 40.4°, c = 10 in chloroform
BRN 
4290613
Stability:
hygroscopic
InChIKey
GTCCGKPBSJZVRZ-RFZPGFLSSA-N
CAS DataBase Reference
42075-32-1(CAS DataBase Reference)
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Safety

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
22-24/25-36-26
WGK Germany 
3
F 
3-10
HS Code 
29053990
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
243175
Product name
(R,R)-(?)-2,4-Pentanediol
Purity
99%
Packaging
1g
Price
$80
Updated
2023/01/07
TCI Chemical
Product number
P1411
Product name
(2R,4R)-(-)-2,4-Pentanediol
Purity
>98.0%(GC)
Packaging
1g
Price
$162
Updated
2024/03/01
Strem Chemicals
Product number
08-2030
Product name
(2R,4R)-(-)-2,4-Pentanediol, 99%
Packaging
250mg
Price
$85
Updated
2024/03/01
Strem Chemicals
Product number
08-2030
Product name
(2R,4R)-(-)-2,4-Pentanediol, 99%
Packaging
1g
Price
$251
Updated
2024/03/01
TRC
Product number
P227573
Product name
(2R,4R)-(-)-Pentanediol
Packaging
10mg
Price
$45
Updated
2021/12/16
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(2R,4R)-(-)-PENTANEDIOL Chemical Properties,Usage,Production

Chemical Properties

Colorless to light yellow liqui

Uses

Acetalization reagent for ketones and β-keto esters. Used in the synthesis of optically active polyesters. C2 symmetric chiral diol with versatile applications as a chiral auxiliary, building block, and chiral ligand.

(2R,4R)-(-)-PENTANEDIOL Preparation Products And Raw materials

Raw materials

Preparation Products

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(2R,4R)-(-)-PENTANEDIOL Suppliers

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42075-32-1, (2R,4R)-(-)-PENTANEDIOLRelated Search:

Gluconic acid D-GLUCOSE DIETHYL MERCAPTAL Quinic acid G-STROPHANTHIN Sorbitol D-arabinitol DIGOXIN 1,2:5,6-Bis-O-(1-methylethylidene)-D-mannitol 2,2'-Cyclouridine MUCIC ACID Chlorogenic acid Oxytetracycline dihydrate 1-(2-Tetrahydropyranyl)-1H-pyrazole-4-boronic acid neopentyl glycol ester 1,5-PENTANEDIOL, 2,4-DIETHYL-,2,4-DIETHYL-1,5-PENTANEDIOL 93+% 2-[2-(BROMOMETHYL)PHENYL]-5,5-DIMETHYL-1,3,2-DIOXABORINANE NEOPENTYL GLYCOL MONO(HYDROXYPIVALATE) 2-(4-PYRIDIL)-5,5-DIMETHYL-1,3,2-DIOXABORONANE Neopentanediol dimethacrylate

  • (R,R)-PENTANEDIOL-2,4
  • [R-(R*,R*)]-(-)2,4-PENTANEDIOL
  • (R,R)-(-)-2,4-PENTANEDIOL
  • (2R,4R)-(-)-2,4-DIHYDROXYPENTANE
  • (2R,4R)-(-)-2,4-PENTANEDIOL
  • (2R,4R)-2,4-PENTANEDIOL
  • (2R,4R)-(-)-PENTANEDIOL
  • (R,R)-(-)-2,4-PENTANEDIOL 98.5+%
  • (2R,4R)-(-)-2,4-Pentanediol,99%
  • (2R,4R)2-4PENTANEDIOL extrapure
  • (2R,4R)-(-)-Pentanediol,99%
  • (2R,2R)-(-)-2,4-Pentanediol
  • (2R,4R)-(-)-threo-2,4-Pentanediol
  • (R,R)-(-)-2,4-Pentanediol 99%
  • (2<i>R</i>,4<i>R</i>)-(-)-2,4-Pentanediol
  • (2R,4R)-pentane-2,4-diol
  • 2,4-Pentanediol, (2R,4R)-
  • (2R,4R)-(-)-2,4-Pentanediol&gt
  • pentane-1,1-diol
  • (R,R)-2,4-Pentandiol
  • 42075-32-1
  • CH3CHOHCH2CHOHCH3
  • Asymmetric Synthesis
  • Polyols
  • Organic Building Blocks
  • Simple Alcohols (Chiral)
  • Chiral Building Blocks
  • Chiral Oxygen
  • organic alcohol
  • Chiral Building Blocks
  • Organic Building Blocks
  • Polyols
  • Chiral Compounds
  • Diols
  • chiral
  • Chiral Building Blocks
  • Simple Alcohols (Chiral)
  • Synthetic Organic Chemistry