CAS No.5057-99-8,(+/-)-TRANS-1,2-CYCLOPENTANEDIOL Suppliers,MSDS download

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Basic Information

Molecular Structure:
CAS No.:	5057-99-8
Name:	(+/-)-TRANS-1,2-CYCLOPENTANEDIOL
Article Data:	36

Formula:	C₅H₁₀O₂
Molecular Weight:	102.133
Synonyms:	1,2-Cyclopentanediol,trans- (8CI);(1R,2R)-rel-1,2-Cyclopentanediol;1,2-trans-Cyclopentanediol;NSC15389;trans-(?à)-1,2-Cyclopentanediol;trans-1,2-Cyclopentanediol;trans-1,2-Dihydroxycyclopentane;
EINECS:	225-757-6
Density:	1.235 g/cm³
Melting Point:	54-56 °C(lit.)
Boiling Point:	216.4 °C at 760 mmHg
Flash Point:	112.7 °C
Appearance:	off-white crystalline powder
Safety:	22-24/25
PSA:	40.46000
LogP:	-0.10790

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Specification

This chemical is called 1,2-Cyclopentanediol,(1R,2R)-rel-, and its systematic name is (1R,2R)-cyclopentane-1,2-diol. With the molecular formula of C₅H₁₀O₂, its molecular weight is 102.13. The CAS registry number of this chemical is 5057-99-8. Additionally, its Organic Building Blocks; Oxygen Compounds; Polyols.

Other characteristics of the 1,2-Cyclopentanediol,(1R,2R)-rel- can be summarised as followings: (1)ACD/LogP: -0.41; (2)# of Rule of 5 Violations: 0; (3)#H bond acceptors: 2; (4)#H bond donors: 2; (5)#Freely Rotating Bonds: 2; (6)Polar Surface Area: 18.46 Å²; (7)Index of Refraction: 1.547; (8)Molar Refractivity: 26.23 cm³; (9)Molar Volume: 82.6 cm³; (10)Polarizability: 10.4×10^-24cm³; (11)Surface Tension: 44.5 dyne/cm; (12)Density: 1.235 g/cm³; (13)Flash Point: 112.7 °C; (14)Enthalpy of Vaporization: 52.65 kJ/mol; (15)Boiling Point: 216.4 °C at 760 mmHg; (16)Vapour Pressure: 0.0304 mmHg at 25°C.

Production method of this chemical: The 1,2-Cyclopentanediol,(1R,2R)-rel- could be obtained by the reactant of pentanedial. This reaction needs the reagents of Zn, Me₃SiCl, and the solvent of tetrahydrofuran. The yield is 40 %. In addition, this reaction should be taken for 38 hours at the temperature of 20 °C.

The 1,2-Cyclopentanediol,(1R,2R)-rel- could be obtained by the reactant of pentanedial

When you are using this chemical, please be cautious about it as the following: Do not breathe dust. Avoid contacting with skin and eyes.

You can still convert the following datas into molecular structure:
1.SMILES: O[C@@H]1CCC[C@H]1O
2.InChI: InChI=1/C5H10O2/c6-4-2-1-3-5(4)7/h4-7H,1-3H2/t4-,5-/m1/s1
3.InChIKey: VCVOSERVUCJNPR-RFZPGFLSBW