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2743-38-6

Basic Information
CAS No.: 2743-38-6
Name: Butanedioicacid, 2,3-bis(benzoyloxy)-, (2R,3R)-
Article Data: 22
Cas Database
Molecular Structure:
Molecular Structure of 2743-38-6 (Butanedioicacid, 2,3-bis(benzoyloxy)-, (2R,3R)-)
Formula: C18H14O8
Molecular Weight: 358.304
Synonyms: Butanedioicacid, 2,3-bis(benzoyloxy)-, [R-(R*,R*)]-;Tartaric acid, dibenzoate (6CI);Tartaric acid, dibenzoate, (-)- (8CI);(-)-2,3-Dibenzoyl-L-tartaric acid;(-)-Dibenzoyl-L-tartaric acid;(-)-O,O'-Dibenzoyl-L-tartaric acid;2,3-Bis(benzoyloxy)tartaric acid;(2R,3R)-Di-O-benzoyltartaric acid;(R,R)-O,O'-Dibenzoyltartaric acid;2,3-Di-O-benzoyl-L-tartaric acid;2,3-Dibenzoyl-L-tartaric acid;(-)-Dibenzoyl-L(+)-tartaric acid;L-(-)-Dibenzoyltartaricacid;L-Dibenzoyltartaric acid;O,O'-Dibenzoyl-(2R,3R)-tartaric acid;O2,O3-Dibenzoyl-L-tartaricacid;
EINECS: 220-374-0
Density: 1.438 g/cm3
Melting Point: 152-155 °C(lit.)
Boiling Point: 606.6 °C at 760 mmHg
Flash Point: 221.8 °C
Solubility: Slightly soluble in water.
Appearance: Odorless white crystalline powder
Hazard Symbols: IrritantXi
Risk Codes: 36
Safety: 26-36
Transport Information: N/A
PSA: 127.20000
LogP: 1.60680
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  • Dibenzoyl-L-tartaric acid

  • Casno:

    2743-38-6

    Dibenzoyl-L-tartaric acid

    Min.Order: 25 Kilogram

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    Hebei Xixun Trading Co., Ltd. is a company specializing in the production, R&D and sales of chemical products. Our main products include pharmaceutical products, food additives, organics, and cosmetic raw materials. Because of high-quality produc

    Hebei Xixun Trading Co., Ltd. is a company specializing in the production, R&D and sales of chemical products. Our main products include pharmaceutical products,food additives, org

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  • Dibenzoyl-L-tartaric acid

  • Casno:

    2743-38-6

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    Dibenzoyl-L-tartaric acid

    Min.Order: 10 Gram

    FOB Price:  USD $ 0.0-0.0/Gram

    High quality, competitive price, fast delivery and first-class service we possesses have won the trust and praise of customers. Standard: BP/USP/EP The purity is equal or greater than 99%. As a supplier, we can provide high-quality products. Clearanc

    Our company was established in May,2022, Changchun Weiersi Import and Export trade Co., Ltd, a professional manufacturer and exporter that is concerned with the design, development

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  • Dibenzoyl-L-tartaric acid 2743-38-6 C18H14O8

  • Casno:

    2743-38-6

    Dibenzoyl-L-tartaric acid 2743-38-6 C18H14O8

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0/Gram

    Product Name: Dibenzoyl-L-tartaric acid Synonyms: (2R,3R)-(-)-DI-O-BENZOYL-TARTARIC ACID;(2R,3R)-(-)-DIBENZOYL-L-TARTARIC ACID;BUTANEDIOIC ACID, 2,3-BIS(BENZOYLOXY)-, (2R,3R)-;di-1,4-o-benzoyl-l-tartaric acid;DI-O-BENZOYL-L-TARTARIC ACID;(-)-DI

    SHANGHAI MINSTAR CHEMICAL CO., LTD. is a leading, experienced, professional supplier of API & intermediates, plant extract, food additive, fine chemicals and industry chemicals, et

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Consensus Reports

Reported in EPA TSCA Inventory.

Specification

The CAS registry number of Dibenzoyltartaric acid is 2743-38-6. Its EINECS registry number is 220-374-0. The IUPAC name is (2R,3R)-2,3-dibenzoyloxybutanedioic acid. In addition, the molecular formula is C18H14O8 and the molecular weight is 358.30. It is also called butanedioicacid, 2,3-bis(benzoyloxy)-, (2R,3R)-. What's more, it is a kind of white to light yellow crystal powder and belongs to the classes of Pharmaceutical Intermediates; Fine Chemical & Intermediates; Chiral Compounds; Anilines, Amides & Amines; Bromine Compounds; Carboxylic Acids (Chiral); Chiral Building Blocks; Synthetic Organic Chemistry; Hydroxy Acids & Deriv.; Chiral Compound. Moreover, it should be stored in sealed container, and put in a cool and dry place.

Physical properties about this chemical are: (1)ACD/LogP: 5.82; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 1.11; (4)ACD/LogD (pH 7.4): 1.07; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 1; (8)ACD/KOC (pH 7.4): 1; (9)#H bond acceptors: 8; (10)#H bond donors: 2; (11)#Freely Rotating Bonds: 9; (12)Polar Surface Area: 105.2 Å2; (13)Index of Refraction: 1.609; (14)Molar Refractivity: 86.31 cm3; (15)Molar Volume: 249.1 cm3; (16)Polarizability: 34.21 ×10-24cm3; (17)Surface Tension: 65.9 dyne/cm; (18)Density: 1.438 g/cm3; (19)Flash Point: 221.8 °C; (20)Enthalpy of Vaporization: 94.8 kJ/mol; (21)Boiling Point: 606.6 °C at 760 mmHg; (22)Vapour Pressure: 1.45E-15 mmHg at 25°C.

Preparation of Dibenzoyltartaric acid: it can be prepared by di-O-benzoyl-DL-threaric acid-anhydride. This reaction will need reagent aq. HCl. The reaction time is 3.5 hours at reaction temperature of 80-85 °C. The yield is about 94%.

Dibenzoyltartaric acid can be prepared by di-O-benzoyl-DL-threaric acid-anhydride

Uses of Dibenzoyltartaric acid: it can react with (+/-)-a-(3,5-dimethylphenyl)ethylamine to get (S)-a-(3,5-dimethylphenyl)ethylamine L-O,O'-dibenzoyltartrate. This reaction will need solvents ethanol and H2O. The yield is about 78% by heating.

Dibenzoyltartaric acid can react with (+/-)-a-(3,5-dimethylphenyl)ethylamine to get (S)-a-(3,5-dimethylphenyl)ethylamine L-O,O'-dibenzoyltartrate

When you are using this chemical, please be cautious about it as the following:
It is irritating to eyes. When you are using it, wear suitable protective clothing. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
(1)SMILES: O=C(O[C@@H](C(=O)O)[C@@H](OC(=O)c1ccccc1)C(=O)O)c2ccccc2
(2)InChI: InChI=1/C18H14O8/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)/t13-,14-/m1/s1
(3)InChIKey: YONLFQNRGZXBBF-ZIAGYGMSBP