90-80-2 - Names and IdentifiersNameGlucono-δ-lactone USP26 FCCIVSynonymsGlucolactoneD-Aldonolac
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| Name | Glucono-δ-lactone USP26 FCCIV |
| Synonyms | Glucolactone D-Aldonolactone Gluconic lactone DELTA-GLUCONOLACTONE delta-Gluconolactone Glucono-Delta-Lactone Glucono delta-lactone glucono delta lactone Gluconic acid lactone DELTA-GLUCURONOLACTONE Cagliflozin Impurity 8 D-Glucono-delta-lactone D-(+)-Glucono-1,5-lactone D-threo-Aldono-1,5-lactone Glucono-δ-lactone USP26 FCCIV D-Gluconic acid, delta-lactone D(+)-DEXTRONIC ACID DELTA-LACTONE delta-Gluconolactone, coarse powder delta-Gluconolactone in stock GMP Factory 1,2,3,4,5-PENTAHYDROXYCAPROIC ACID DELTA-LACTONE Glucono Delta Lactone, Glucono Delta Lactone powder 3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-one (non-preferred name) (3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-one (non-preferred name) (3S,4R,5R,6S)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-one (non-preferred name) |
| CAS | 90-80-2 |
| EINECS | 202-016-5 |
| InChI | InChI=1/C6H10O6/c7-1-2-3(8)4(9)5(10)6(11)12-2/h2-5,7-10H,1H2/t2-,3-,4+,5-/m0/s1 |
| Molecular Formula | C6H10O6 |
| Molar Mass | 178.14 |
| Density | 0.6 |
| Melting Point | 160°C (dec.)(lit.) |
| Boling Point | 230.35°C (rough estimate) |
| Specific Rotation(α) | 65 º (c=1,H2O) |
| Flash Point | 192.3°C |
| Water Solubility | 500 g/L (20 ºC) |
| Solubility | Easily soluble in water, and slowly hydrolyzed, the solubility in water is 59g/100ml, slightly soluble in ethanol, 1g/100ml in ethanol, insoluble in ether. The pH of the newly prepared 1% solution is 2.5. |
| Vapor Presure | 7.6E-10mmHg at 25°C |
| Appearance | Crystallization |
| Color | White to off-white |
| Merck | 14,4457 |
| BRN | 83286 |
| pKa | 12.06±0.60(Predicted) |
| PH | 3.6 (10g/l, H2O, 20℃) |
| Storage Condition | Sealed in dry,Room Temperature |
| Refractive Index | 63.5 ° (C=10, H2O) |
| MDL | MFCD00006647 |
| Physical and Chemical Properties | White crystal or crystalline powder, odorless, sweet first and then bitter, sour. Melting point 150~152 ℃ (decomposition). Soluble in water (room temperature, 60g/100mL), slightly soluble in ethanol (1g/100mL), insoluble in ether. Hydrolysis in aqueous solution into an equilibrium solution of gluconic acid and lactone, the newly prepared 1% aqueous solution has a Ph value of 3.5 and becomes 2.5 after 2 hours. Mouse oral LD5017.8 g/kg,ADI does not make special regulations (FAO/WHO,1994). |
| Use | Used as protein coagulant, acidulant, leavening agent, preservative and cosmetics, toothpaste production |
| Risk Codes | R21 - Harmful in contact with skin R36/38 - Irritating to eyes and skin. R46 - May cause heritable genetic damage R62 - Possible risk of impaired fertility R63 - Possible risk of harm to the unborn child |
| Safety Description | S24/25 - Avoid contact with skin and eyes. S53 - Avoid exposure - obtain special instructions before use. S36/37 - Wear suitable protective clothing and gloves. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S25 - Avoid contact with eyes. |
| WGK Germany | 3 |
| RTECS | LZ5184000 |
| FLUKA BRAND F CODES | 21 |
| TSCA | Yes |
| HS Code | 29322090 |
| Raw Materials | Sulfuric acid Sulfuric acid Dextrose Anhydrate Gluconic acid Calcium Gluconate Sodium hydroxide Hydrochloric acid Hydrochloric acid |
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