Detail of > 501-30-4
- MSDS Download
- CAS Number:
- 501-30-4
- Name:
Kojic acid
- Formula:
- C6H6O4
- Molecular Structure:
- Synonyms:
- Kojic acid(whitening agent in cosmetic);3-O-Ethyl ascorbic acid;5-Hydroxy-2-hydroxymethyl-4H-4-pyranone;4H-Pyran-4-one,5-hydroxy-2-(hydroxymethyl)-;5-Hydroxy-2-hydroxymethyl-4-pyrone;5-Hydroxy-2-(hydroxymethyl)-4-pyrone;5-18-02-00516 (Beilstein Handbook Reference);5-hydroxy-2-(hydroxymethyl)pyran-4-one;5-Hydroxy-2-(hydroxymethyl)-4H-pyran-4-one;2-(Hydroxymethyl)-5-hydroxy-4H-pyran-4-one;4H-Pyran-4-one, 5-hydroxy-2- (hydroxymethyl)-;
- Molecular Weight:
- 142.11
- EINECS:
- 207-922-4
- Density:
- 1.542 g/cm3
- Melting Point:
- 152-155 °C
- Boiling Point:
- 401.7 °C at 760 mmHg
- Flash Point:
- 179.9 °C
- Solubility:
- Soluble in water
- Appearance:
- Tan powder
- Hazard Symbols:
Xn- Risk Codes:
- 40-68
- Safety:
- 22-24/25-36/37-36Details
- Deleted CAS:
- 123712-78-7
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Reference
- Skin-whitening cosmetics
- Skin-whitening cosmetics. (Sansei Pharmaceutical Co., Ltd., Japan). Jpn. Kokai Tokkyo Koho JP 59033207 A2 23 Feb 1984 Showa, 9 pp. (Japanese). (Japan). CODEN: JKXXAF. CLASS: IC: A61K007-00. APPLICATION: JP 82-144986 20 Aug 1982. DOCUMENT TYPE: Patent CA Section: 62 (Essential Oils and Cosmetics) Cosmetics contain an inhibitor of melanin formation, I (R = benzoyloxy, cinnamoyloxy, or phenoxy), effective in whitening the skin. Thus, 2-benzoyloxymethyl-5-hydroxy-4H-pyran-4-one (II) [33777-42-3] was prepd. by the benzoylation of kojic acid [501-30-4] in nitrobenzene. A skin lotion contained II 0.1, glycerin 5.0, propylene glycol 5.0, polyethylene glycol 2.0, polyoxyethylene oleyl ether 2.0, EtOH 15.0, KOH 0. 501-30-4 and 33777-42-3 which are cas registry numbers of substances are two of reagents here.03, H2O 70.7% plus q.s. perfume and preservative. .
- Antioxidant composition for oils and fats
- Antioxidant composition for oils and fats. (Sansei Pharmaceutical Co.Several substances are used for example 501-30-4 and 64-17-5 which are their cas registry numbers., Ltd., Japan). Jpn. Kokai Tokkyo Koho JP 58160399 A2 22 Sep 1983 Showa, 5 pp. (Japanese). (Japan). CODEN: JKXXAF. CLASS: IC: C11B005-00; C09K015-34. APPLICATION: JP 82-44069 18 Mar 1982. DOCUMENT TYPE: Patent CA Section: 17 (Food and Feed Chemistry) A compn. contg. kojic acid [501-30-4] and EtOH [64-17-5] is an antioxidant for oils and fats. Thus, a compn. contg. kojic acid 1 and EtOH 50 parts was added to corn oil to 0.2% kojic acid. The mixt. was heated at 100° with vigorous aeration for 24 h. Its I value reached 23 vs. 455 for the control. .
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