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
More
Less

(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)
More
Less

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
More
Less

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.

More
Less

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
More
Less

(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

More
Less

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

Americas 1 Belgium 1 China 83 France 1 Germany 6 India 6 Japan 3 South Korea 1 Switzerland 2 The Netherlands 1 United Kingdom 5 United States 12 Global 122
TOKYO CHEMICAL INDUSTRY CO., LTD.
Tel
03-36680489
Fax
03-3668-0520
Email
Sales-JP@TCIchemicals.com
Country
Japan
ProdList
28387
Advantage
80
Kanto Chemical Co., Inc.
Tel
--
Fax
--
Email
reag-info@gms.kanto.co.jp
Country
Japan
ProdList
6756
Advantage
74
Wako Pure Chemical Industries, Ltd.
Tel
--
Fax
--
Email
labchem-tec@wako-chem.co.jp
Country
Japan
ProdList
6819
Advantage
80

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