42075-32-1
42075-32-1 structure
- Name: (2r,4r)-(-)-pentanediol
- Chemical Name: (2R,4R)-(-)-2,4-Dihydroxypentane
- CAS Number: 42075-32-1
- Molecular Formula: C5H12O2
- Molecular Weight: 104.14800
- Catalog: Chemical reagent Organic reagent Fatty alcohol
- Create Date: 2018-12-23 11:32:11
- Modify Date: 2025-08-24 16:41:06
| Name | (2R,4R)-(-)-2,4-Dihydroxypentane |
|---|---|
| Synonyms |
(2R,4R)-pentane-2,4-diol
MFCD00063893 (2R,4R)-(-)-2,4-Pentanediol |
| Density | 0.978g/cm3 |
|---|---|
| Boiling Point | 174.021ºC at 760 mmHg |
| Melting Point | 48-51ºC |
| Molecular Formula | C5H12O2 |
| Molecular Weight | 104.14800 |
| Flash Point | 72.784ºC |
| Exact Mass | 104.08400 |
| PSA | 40.46000 |
| LogP | 0.13810 |
| Index of Refraction | 1.443 |
| Storage condition | 0-6°C |
| Personal Protective Equipment | Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter |
|---|---|
| Hazard Codes | Xi |
| Risk Phrases | 36/37/38 |
| Safety Phrases | 22-24/25-36-26 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| HS Code | 2905399090 |
| Precursor 0 | |
|---|---|
| DownStream 2 | |
![(+)-6,6'-{[(1R,3R)-1,3-Dimethyl-1,3-propanediyl]bis(oxy)}bis[4,8-bis(t-butyl)-2,10-dimethoxy-bibenzo[d,f][1,3,2]dioxaphosphepin] structure](https://image.chemsrc.com/caspic/256/149646-83-3.png)
| HS Code | 2905399090 |
|---|---|
| Summary | 2905399090 other diols。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:5.5%。general tariff:30.0% |