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| CAS No.: | 636-61-3 |
|---|---|
| Name: | D(+)-Malic acid |
| Molecular Structure: | |
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|
|
| Formula: | C4H6O5 |
| Molecular Weight: | 134.089 |
| Synonyms: | D-malic acid;(R)-malate;L(+)-Malic acid;CPD-660;(R)-malic acid;D-Hydroxysuccinic acid;Malic acid, D-;Malic acid, L(+)-;(+)-D-malic acid;D-malate;(2R)-2-hydroxybutanedioic acid; |
| EINECS: | 211-262-2 |
| Density: | 1.641 g/cm3 |
| Melting Point: | 98-102 °C(lit.) |
| Boiling Point: | 306.4 °C at 760 mmHg |
| Flash Point: | 153.4 °C |
| Solubility: | soluble in water |
| Appearance: | white to light yellow crystal powder |
| Hazard Symbols: |
 Xi
|
| Risk Codes: | 37/38-41-36/37/38 |
| Safety: | 26-36-37/39 |
| PSA: | 94.83000 |
| LogP: | -1.09340 |
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L-Aspartic acid
A
- 636-61-3
D-Malic acid
B
- 4198-33-8
(2S)-chlorobutanedioic acid
C
- 6915-18-0
2-butenedioic acid
| Conditions | Yield |
|---|---|
| With hydrogenchloride; sodium nitrite In water at -15 - 0℃; for 8h; | A 0.1% B 86% C 0.1% |
| With hydrogenchloride; sodium chloride; sodium nitrite In water at -15 - 0℃; for 7h; | A 0.1 - 0.4 %Spectr. B 80% C 0.1% |
- 80513-23-1
(R)-4,4,4-trichloro-3-hydroxybutanoic acid
A
- 636-61-3
D-Malic acid
B
- 110-17-8
(2E)-but-2-enedioic acid
| Conditions | Yield |
|---|---|
| With sodium hydroxide In water at 20℃; for 24h; | A 79% B n/a |
| Conditions | Yield |
|---|---|
| With TETRACYCLINE In water at 37℃; for 18h; Clostridium formicoaceticum, phosphate buffer; | 75% |
| biosynthesis by resting cells of Ustilago sphaerogena strain S402; | |
| With 2-(cyclohexylamino)ethanesulfonic acid; potassium chloride; potassium hydroxide pH=9; Kinetics; Reagent/catalyst; Enzymatic reaction; |
- 252330-06-6
malic acid-4-methylamide
- 636-61-3
D-Malic acid
| Conditions | Yield |
|---|---|
| With barium dihydroxide |
| Conditions | Yield |
|---|---|
| With cis-nitrous acid |
| Conditions | Yield |
|---|---|
| With nitrogen oxides; acetic acid at 95℃; |
| Conditions | Yield |
|---|---|
| bei der enzymatischen Spaltung unter dem Einfluss von Hunde- oder Kaninchenmuskelbrei bleibt optisch unreine d(+)-Aepfelsaeure zurueck; | |
| With Cinchonin | |
| With rac-methylbenzylamine |
- 16045-92-4
chlorosuccinic acid
- 636-61-3
D-Malic acid
| Conditions | Yield |
|---|---|
| With silver nitrate | |
| With silver(l) oxide | |
| With water; potassium carbonate; silver nitrate | |
| With alkali |
| Conditions | Yield |
|---|---|
| With alkali Hydrolysis.bei der Hydrolyse der Dinatriumsalze; | |
| With water Hydrolysis.bei der Hydrolyse der Dinatriumsalze; |
| Conditions | Yield |
|---|---|
| With alkali Hydrolysis.bei der Hydrolyse der Kupfer(II)-salze; | |
| With water Hydrolysis.bei der Hydrolyse der Kupfer(II)-salze; | |
| Hydrolysis.in saurer oder anfangs neutraler Loesung; |
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Specification
The D(+)-Malic acid is an organic compound with the formula C4H6O5. The IUPAC name of this chemical is (2R)-2-hydroxybutanedioic acid. With the CAS registry number 636-61-3, it is also named as Butanedioic acid, 2-hydroxy-, (2R)-. The product's categories are Fine Chemical & Intermediates; Food & Feed Additives; MalicAcidSeries; Chiral; API Intermediates; All Aliphatics; Carboxylic Acids (Chiral); Chiral Building Blocks; For Resolution of Bases; Optical Resolution; Synthetic Organic Chemistry; Chiral Chemicals; Chiral Compound; Aliphatics; Chiral Reagents. Besides, it is a white to light yellow crystal powder, which should be stored in a cool and dry place. It can be used for chiral drug, chiral additive, chiral auxiliarie, etc.
Physical properties about D(+)-Malic acid are: (1)ACD/LogP: -1.26; (2)ACD/LogD (pH 5.5): -4.43; (3)ACD/LogD (pH 7.4): -6; (4)ACD/BCF (pH 5.5): 1; (5)ACD/BCF (pH 7.4): 1; (6)ACD/KOC (pH 5.5): 1; (7)ACD/KOC (pH 7.4): 1; (8)#H bond acceptors: 5; (9)#H bond donors: 3; (10)#Freely Rotating Bonds: 4; (11)Polar Surface Area: 61.83 Å2; (12)Index of Refraction: 1.529; (13)Molar Refractivity: 25.2 cm3; (14)Molar Volume: 81.6 cm3; (15)Polarizability: 9.99×10-24cm3; (16)Surface Tension: 86.2 dyne/cm; (17)Density: 1.641 g/cm3; (18)Flash Point: 153.4 °C; (19)Enthalpy of Vaporization: 63.43 kJ/mol; (20)Boiling Point: 306.4 °C at 760 mmHg; (21)Vapour Pressure: 7.19E-05 mmHg at 25°C.
Uses of D(+)-Malic acid: it can be used to produce malic acid diethyl ester. It will need reagent HCl.
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When you are using this chemical, please be cautious about it as the following:
This chemical is irritating to eyes, respiratory system and skin. It is risk of serious damage to eyes. When you are using it, wear suitable gloves and eye/face protection. 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[C@@H](O)C(=O)O
(2)InChI: InChI=1/C4H6O5/c5-2(4(8)9)1-3(6)7/h2,5H,1H2,(H,6,7)(H,8,9)/t2-/m1/s1
(3)InChIKey: BJEPYKJPYRNKOW-UWTATZPHBO
(4)Std. InChI: InChI=1S/C4H6O5/c5-2(4(8)9)1-3(6)7/h2,5H,1H2,(H,6,7)(H,8,9)/t2-/m1/s1
(5)Std. InChIKey: BJEPYKJPYRNKOW-UWTATZPHSA-N
The toxicity data is as follows:
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| rabbit | LDLo | oral | 5500mg/kg (5500mg/kg) | Industrial and Engineering Chemistry. Vol. 15, Pg. 628, 1923. |