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HCID 989作成日:2026年10月26日

(+-)-Pantolactone

A-HYDROXY-, -DIMETHYL-G-BUTYROLACTONE

https://huagongshe.com/ja/chemical/989

(+-)-Pantolactone の分子構造式

識別子と物理属性

CAS No.52126-90-6
分子式C6H10O3
平均分子量130.14 g/mol
単同位体質量130.06299418 g/mol
SMILESCC1(C)COC(=O)C1O
InChIKeySERHXTVXHNVDKA-UHFFFAOYSA-N
PubChem CID989
ChEMBLCHEMBL4066633
ChEBICHEBI:194720
EC No.201-210-7
DTXSIDDTXSID40861637

化学・物理的性質

XLogP0.5
極性表面積46.5
水素結合供与体数1
水素結合受容体数3
回転可能結合数0
重原子数9
形式電荷0
複雑度139
物質分類Biological Agents -> Vitamins and Derivatives
蒸気圧0.06 [mmHg]
Physical DescriptionWhite to slightly yellow solid[OECD SIDS] Colorless hygroscopic crystals[Sigma-Aldrich MSDS]

安全性と法規制

GHS 分類WarningH319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]P264+P265, P280, P305+P351+P338, and P337+P317 (click each P-code to see the statement)Aggregated GHS information provided per 60 reports by companies from 2 notifications to the ECHA C&L Inventory.
規制情報Chemical: 2(3H)-Furanone, dihydro-3-hydroxy-4,4-dimethyl-Status: Active Update: 21-05-2019 https://echa.europa.eu/registration-dossier/-/registered-dossier/166422(3H)-Furanone, dihydro-3-hydroxy-4,4-dimethyl-: Does not have an individual approval but may be used as a component in a product covered by a group standard. It is not approved for use as a chemical in its own right.
有害性の概要Not irritating to rabbit skinNot a skin sensitizer in guinea pig maximization testNo reproductive or developmental toxicity observed in sub-chronic oral study of rats at doses up to 1,000 mg/kg/day (mild parental toxicity seen at this dose)[OECD SIDS] May cause irritation[Sigma-Aldrich MSDS] See Pantothenic acid.
Hazard Classes and CategoriesEye Irrit. 2A (100%)