Molekula
L-(+)-Mandelic acid
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
L-(+)-Mandelic acid is a chiral organic compound used in pharmaceutical synthesis and as a chiral resolving agent. It appears as a white to off-white crystalline powder. CAS: 17199-29-0, molecular formula: C6H5CH(OH)CO2H, molecular weight: 152.15 g/mol. Store at ambient temperature. Signal word: Danger. Molekula supplies L-(+)-Mandelic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
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25 g — $58.70 per pack
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Specifications
| Property | Value |
|---|---|
| Appearance | White to off-white crystalline powder |
| Melting Point | 130 - 135°C |
| Water | ≤ 0.5% |
| Specific rotation | +153.0 to +157.5° |
| Assay | ≥ 99.0% |
| Identification (IR) | Conforms to Reference |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 191 °C |
| Acidity | Acid |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Melting Point | 119 °C |
| pKa | pKa = 3.41 (at 25 °C) |
Source: PubChem CID 439616 (DrugBank)
Identification
| Property | Value |
|---|---|
| SKU | 41911890 |
| CAS Number | 17199-29-0 |
| IUPAC Name | (2S)-2-hydroxy-2-phenylacetic acid |
| EC Number | 241-240-8 |
| Molecular Formula | C6H5CH(OH)CO2H |
| Molecular Weight | 152.15 |
| Exact Mass | 152.0473 |
| SMILES | C1=CC=C(C=C1)[C@@H](C(=O)O)O |
| InChIKey | IWYDHOAUDWTVEP-ZETCQYMHSA-N |
| InChI | InChI=1S/C8H8O3/c9-7(8(10)11)6-4-2-1-3-5-6/h1-5,7,9H,(H,10,11)/t7-/m0/s1 |
| PubChem CID | 439616 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2918193100 |
| Tariff Code | 2918199825 |
Safety & GHS
-
Corrosive
GHS05
-
Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H318 Causes serious eye damage
- H335 May cause respiratory irritation
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P308+313 IF exposed or concerned: Get medical advice/attention
- P333+313 IF skin irritation or a rash occurs: Get medical advice/attention
- P337+313 If eye irritation persists get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- (2S)-2-hydroxy-2-phenylacetic acid
- (S)-2-Hydroxy-2-phenylacetic acid
- (S)-alpha-hydroxybenzeneacetic acid
- (S)-Mandelic acid
- alpha-hydroxybenzeneacetate
- Benzeneacetic acid, alpha-hydroxy-, (alphaS)-
- D-2-Hydroxy-2-phenylacetic acid
- Mandelic acid, (S)-
- Mandelic acid, L-
Frequently asked questions
What is L-(+)-Mandelic acid used for?
It is used in organic synthesis, particularly in the production of pharmaceuticals and chiral intermediates.
What is the chemical formula and molecular weight of L-(+)-Mandelic acid?
The formula is C6H5CH(OH)CO2H and the molecular weight is 152.15 g/mol.
How should L-(+)-Mandelic acid be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade of L-(+)-Mandelic acid does Molekula supply?
We supply L-(+)-Mandelic acid in high-purity analytical grade.
Can Molekula supply L-(+)-Mandelic acid in bulk?
Yes, we can supply L-(+)-Mandelic acid in bulk quantities—please contact us for pricing and availability.
What documentation comes with an order of L-(+)-Mandelic acid?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.