dl-alpha,4-dihydroxyphenylacetic acid
DL-4-Hydroxymandelic acid
CAS: 7198-10-9;1198-84-1
Molecular Formula: C8H10O5
dl-alpha,4-dihydroxyphenylacetic acid - Names and Identifiers
dl-alpha,4-dihydroxyphenylacetic acid - Physico-chemical Properties
| Molecular Formula | C8H10O5 |
| Molar Mass | 186.16 |
| Density | 1.1816 (rough estimate) |
| Melting Point | 82-85°C(lit.) |
| Boling Point | 217.07°C (rough estimate) |
| Flash Point | 213.1°C |
| Vapor Presure | 2.67E-07mmHg at 25°C |
| Refractive Index | 1.4611 (estimate) |
dl-alpha,4-dihydroxyphenylacetic acid - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. |
| WGK Germany | 3 |
dl-alpha,4-dihydroxyphenylacetic acid - Introduction
DL-4-Hydroxymandelic acid is an organic compound with the chemical formula C8H8O4 and is commonly found in the form of a colorless crystalline solid. The following is an introduction to the nature, use, preparation and safety information of DL-4-Hydroxymandelic acid:
Nature:
1. Appearance: Colorless crystalline solid.
2. Solubility: It has good solubility in water and some organic solvents.
3. melting point: about 150-153°C.
4. It can form nitrogen oxygen bonds and hydrogen bonds.
Use:
1. DL-4-Hydroxymandelic acid is an important intermediate in organic synthesis and has a wide range of applications in drug synthesis and chemical synthesis.
2. it can be used for the preparation of phenylethanol amine peptide drugs.
3. DL-4-Hydroxymandelic acid can also be used as organic catalyst, oxidant and acid-base indicator.
Preparation Method:
DL-4-Hydroxymandelic acid can be synthesized by synthetic route:
1. First, p-hydroxybenzaldehyde is prepared by the reaction of benzaldehyde and sulfuric acid.
2. then p-hydroxybenzaldehyde is oxidized under alkaline conditions to obtain DL-4-Hydroxymandelic acid.
Safety Information:
DL-4-Hydroxymandelic acid is generally considered relatively safe under normal use conditions, the following matters still need to be paid attention:
1. DL-4-Hydroxymandelic acid may be irritating to skin, eyes and respiratory tract, please avoid direct contact.
2. Please wear personal protective equipment, such as gloves, goggles and protective mask when using.
3. Please follow the relevant safety procedures when using and storing.
Please note that this information is for reference only and needs to be determined according to the requirements of the relevant laboratory and production environment.
Nature:
1. Appearance: Colorless crystalline solid.
2. Solubility: It has good solubility in water and some organic solvents.
3. melting point: about 150-153°C.
4. It can form nitrogen oxygen bonds and hydrogen bonds.
Use:
1. DL-4-Hydroxymandelic acid is an important intermediate in organic synthesis and has a wide range of applications in drug synthesis and chemical synthesis.
2. it can be used for the preparation of phenylethanol amine peptide drugs.
3. DL-4-Hydroxymandelic acid can also be used as organic catalyst, oxidant and acid-base indicator.
Preparation Method:
DL-4-Hydroxymandelic acid can be synthesized by synthetic route:
1. First, p-hydroxybenzaldehyde is prepared by the reaction of benzaldehyde and sulfuric acid.
2. then p-hydroxybenzaldehyde is oxidized under alkaline conditions to obtain DL-4-Hydroxymandelic acid.
Safety Information:
DL-4-Hydroxymandelic acid is generally considered relatively safe under normal use conditions, the following matters still need to be paid attention:
1. DL-4-Hydroxymandelic acid may be irritating to skin, eyes and respiratory tract, please avoid direct contact.
2. Please wear personal protective equipment, such as gloves, goggles and protective mask when using.
3. Please follow the relevant safety procedures when using and storing.
Please note that this information is for reference only and needs to be determined according to the requirements of the relevant laboratory and production environment.
Last Update：2024-04-09 21:01:54
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Product Name: DL-4-Hydroxymandelic acid Request for quotationCAS: 7198-10-9
Tel: +86-17551318830
Email: r@reformchem.com
Mobile: +86-17551318830
QQ: 3785839865
Product Name: DL-4-Hydroxymandelic acid Request for quotation
CAS: 7198-10-9/1198-84-1
Tel: 17505222756
Email: pules.cn@gmail.com
Mobile: +86-17551318830
Wechat: 17505222756
CAS: 7198-10-9/1198-84-1
Tel: 17505222756
Email: pules.cn@gmail.com
Mobile: +86-17551318830
Wechat: 17505222756
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