Molekula
Dibenzoyl-L-(-)-tartaric acid monohydrate
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
Dibenzoyl-L-(-)-tartaric acid monohydrate is a chiral auxiliary used in asymmetric synthesis, particularly in the resolution of racemic mixtures and the synthesis of enantiomerically pure compounds. It is a white to off-white crystalline powder with a molecular weight of 376.31 g/mol, a molecular formula of C18H14O8 · H2O, and a CAS number of 62708-56-9. It should be stored at ambient temperature and is classified with a warning signal word due to potential hazards. Molekula supplies Dibenzoyl-L-(-)-tartaric acid monohydrate 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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100 g — £38.60 per pack ex VAT · £46.32 inc. VAT
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Specifications
| Property | Value |
|---|---|
| Appearance | Off-white crystalline powder |
| Melting Point | 86-88°C |
| Purity (HPLC) | (HPLC) ≥98.5% |
| Specific optical rotation | -113 - 115° |
| Optical Purity | (HPLC) ≥99.0% |
| Water (KF) | ≤5% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
Identification
| Property | Value |
|---|---|
| SKU | 21677403 |
| CAS Number | 62708-56-9 |
| IUPAC Name | (2R,3R)-2,3-dibenzoyloxybutanedioic acid;hydrate |
| Molecular Formula | C18H14O8 · H2O |
| Molecular Weight | 376.31 |
| Exact Mass | 376.0794 |
| SMILES | C1=CC=C(C=C1)C(=O)O[C@H]([C@H](C(=O)O)OC(=O)C2=CC=CC=C2)C(=O)O.O |
| InChIKey | DXDIHODZARUBLA-DTPOWOMPSA-N |
| InChI | InChI=1S/C18H14O8.H2O/c19-15(20)13(25-17(23)11-7-3-1-4-8-11)14(16(21)22)26-18(24)12-9-5-2-6-10-12;/h1-10,13-14H,(H,19,20)(H,21,22);1H2/t13-,14-;/m1./s1 |
| PubChem CID | 12275548 |
| REACH Code | Y110 |
| HTS Code | 29181350 |
| Tariff Code | 2918130000 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- 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
- P302+352 IF ON SKIN: Wash with soap and water
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
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
- (-)-O,O inverted exclamation marka-Dibenzoyl-L-tartaric acid monohydrate
- (-)-O,O-Dibenzoyl-L-tartaric acid monohydrate
- (-)-O,O'-Dibenzoyl-L-tartaric acid hydrate
- (2r,3r)-(-)-dibenzoyl-l-tartaric acid monohydrate
- (2R,3R)-2,3-bis(benzoyloxy)butanedioic acid hydrate
- (2R,3R)-2,3-Bis(benzoyloxy)succinic acid hydrate
- (2R,3R)-2,3-dibenzoyloxybutanedioic acid;hydrate
- Butanedioic acid, 2,3-bis(benzoyloxy)-, monohydrate, [R-(R*,R*)]-
- DXDIHODZARUBLA-DTPOWOMPSA-N
- O,O'-Dibenzoyl-(2R,3R)-tartaric acid monohydrate
Frequently asked questions
What is Dibenzoyl-L-(-)-tartaric acid monohydrate used for?
It is primarily used as a chiral auxiliary in asymmetric synthesis, particularly in the production of enantiomerically pure compounds.
What is the chemical formula and molecular weight?
The formula is C18H14O8 · H2O with a molecular weight of 376.31 g/mol.
How should this compound be stored?
Store at ambient temperature, protected from moisture and light.
What grade is available?
Available in analytical grade; specific applications may require additional purity verification.
Can Molekula supply this in bulk?
Yes, bulk quantities are available upon request; please contact our sales team for pricing and lead times.
What documentation comes with the order?
Each order includes a Certificate of Analysis (CoA); additional documentation such as SDS can be provided upon request.
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.