ChemicalBook > CAS DataBase List > trans-1,2-Cyclopentanediol

trans-1,2-Cyclopentanediol

Product Name: trans-1,2-Cyclopentanediol
CAS No.: 5057-99-8
Chemical Name: trans-1,2-Cyclopentanediol
Synonyms: Cyclopentane-1,2-diol;1,2-Cyclopentanediol;(1R,2R)-Cyclopentane-1,2-diol;trans-Cyclopentanediol-1,2;TRANS-1,2-CYCLOPENTANEDIOL;trans-cyclopentane-1,2-diol;(1S)-1α,2β-Cyclopentanediol;rel-Cyclopentane-1β*,2α*-diol;(±)-trans-1,2-Cyclopentanediol;trans-1,2-Dihydroxycyclopentane
CBNumber: CB0433879
Molecular Formula: C5H10O2
Formula Weight: 102.13
MOL File: 5057-99-8.mol

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trans-1,2-Cyclopentanediol Property

Melting point:: 54-56 °C(lit.)
Boiling point:: 136 °C21.5 mm Hg(lit.)
Density: 1.235
refractive index: 1.
Flash point:: >230 °F
storage temp.: 2-8°C
pka: 14.48±0.40(Predicted)
form: gel/ oil
color: Light yellow
Stability:: Stable. Combustible. Incompatible with strong oxidizing agents.
InChI: InChI=1/C5H10O2/c6-4-2-1-3-5(4)7/h4-7H,1-3H2/t4-,5-/s3
InChIKey: VCVOSERVUCJNPR-RFZPGFLSSA-N
SMILES: [C@@H]1(O)CCC[C@H]1O |&1:0,5,r|
CAS DataBase Reference: 5057-99-8

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Safety

Safety Statements: 22-24/25
WGK Germany: 3
F: 3-4.3-10
HS Code: 2906190090

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word: Warning
Hazard statements: H319Causes serious eye irritation
Precautionary statements: 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: 361445
Product name: (±)-trans-1,2-Cyclopentanediol
Purity: 97%
Packaging: 5g
Price: $374
Updated: 2025/07/31

Sigma-Aldrich

Product number: 361445
Product name: (±)-trans-1,2-Cyclopentanediol
Purity: 97%
Packaging: 1g
Price: $101
Updated: 2023/06/20

TCI Chemical

Product number: C3885
Product name: (±)-trans-Cyclopentane-1,2-diol
Purity: min. 98.0 %
Packaging: 1G
Price: $78
Updated: 2025/07/31

TCI Chemical

Product number: C3885
Product name: (±)-trans-Cyclopentane-1,2-diol
Purity: min. 98.0 %
Packaging: 5G
Price: $234
Updated: 2025/07/31

TRC

Product number: C989340
Product name: (1R,2R)-rel-trans-1,2-Cyclopentanediol
Packaging: 100g
Price: $1630
Updated: 2021/12/16

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trans-1,2-Cyclopentanediol Chemical Properties,Usage,Production

Chemical Properties

off-white crystalline powder

Uses

(1R,2R)-rel-trans-1,2-Cyclopentanediol is a building block for the synthesis of chiral phosphine ligands. It can also be used to prepare benzoquinolines and benzoindoles via heterocyclization of naphthylamines with diols catalyzed by iridium chloride/BINAP.

trans-1,2-Cyclopentanediol Preparation Products And Raw materials

Raw materials

Preparation Products

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