21641-92-9
21641-92-9 structure
- Name: (S)-(-)-2-AMINO-3,3-DIMETHYL-1,1-DIPHENYL-1-BUTANOL
- Chemical Name: (S)-(-)-2-Hydroxy-3,3-dimethylbutyric acid
- CAS Number: 21641-92-9
- Molecular Formula: C6H11O3-
- Molecular Weight: 131.15000
- Create Date: 2019-02-02 21:04:34
- Modify Date: 2025-08-25 06:46:26
| Name | (S)-(-)-2-Hydroxy-3,3-dimethylbutyric acid |
|---|---|
| Synonyms |
(S)-(+)-2-Hydroxy-3,3-dimethylbutanoic acid
(S)-3,3-dimethyl-2-hydroxybutanoic acid MFCD00192212 (2S)-2-Hydroxy-3,3-dimethylbutyric acid (S)-(-)-2-HYDROXY-TERT-BUTYLACETIC ACID (S)-3,3-dimethyl-2-hydroxybutyric acid |
| Density | 1.1g/cm3 |
|---|---|
| Boiling Point | 242.4ºC at 760mmHg |
| Melting Point | 48-50ºC |
| Molecular Formula | C6H11O3- |
| Molecular Weight | 131.15000 |
| Flash Point | 114.6ºC |
| Exact Mass | 131.07100 |
| PSA | 60.36000 |
| Vapour Pressure | 0.006mmHg at 25°C |
| Index of Refraction | 1.459 |
| Storage condition | 2-8°C |
| Symbol |
GHS07 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H315-H319-H335 |
| Precautionary Statements | P261-P305 + P351 + P338 |
| Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Gloves |
| Hazard Codes | Xi: Irritant; |
| Risk Phrases | R36/37/38 |
| Safety Phrases | S26-S36 |
| RIDADR | NONH for all modes of transport |
| HS Code | 2918199090 |
| Precursor 6 | |
|---|---|
| DownStream 0 | |
| HS Code | 2918199090 |
|---|---|
| Summary | 2918199090 other carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0% |