2-Naphthol (CAS 135-19-3) — formula C10H8O, molecular weight 144.06 g/mol; category food additives.
2-Naphthol (CAS 135-19-3) is a food additives. Its molecular formula C10H8O comprises 10 C, 8 H, 1 O atoms. Its molecular weight is about 144.06 g/mol. Reported physicochemical data: melting point around 121.6 °C, boiling point around 285 °C, LogP about 2.7. Food additives improve flavor, texture, color and shelf life of food, and must comply with relevant food-safety regulations and usage limits. Common in beverages, baking, dairy, meat and seasoning as acidity regulators, preservatives, colorants, thickeners, antioxidants or nutritional fortifiers. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 135-19-3 |
|---|---|
| Molecular Formula | C10H8O |
| Molecular Weight | 144.06 g/mol |
| Melting Point | 121.6 °C |
| Boiling Point | 285 °C |
| LogP | 2.7 |
| Packaging | 25/50kg woven bags, 20/25/50kg fibre drums, 200kg plastic drums, 1000kg IBC (subject to order confirmation) |
| Applications | baking, dairy, meat and seasoning as acidity regulators, preservatives, colorants, thickeners |
| Category | Antioxidants |
Documented applications: baking, dairy, meat and seasoning as acidity regulators, preservatives, colorants, thickeners.
2-Naphthol is a food-grade compound with CAS registry number 135-19-3 and molecular formula C10H8O (molecular weight 144.06 g/mol), belonging to the food additives segment of chemical raw materials.
CAS number: 135-19-3
Its molecular formula C10H8O comprises 10 C, 8 H, 1 O atoms.
Also known as: 2-Naphthol · 2-萘酚
Category: food additives
The CAS registry number of 2-Naphthol is 135-19-3.
Molecular formula C10H8O, molecular weight 144.06 g/mol.
It is also registered under: 2-Naphthol, 2-萘酚.
Recorded applications: baking, dairy, meat and seasoning as acidity regulators, preservatives, colorants, thickeners.
Category: Antioxidants.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for 2-Naphthol (CAS 135-19-3), compiled from public chemistry databases.
| CAS Registry Number | 135-19-3 |
|---|---|
| PubChem CID | 8663 |
| Molecular formula | C10H8O |
| Molecular weight | 144.06 g/mol |
| IUPAC name | naphthalen-2-ol |
| InChIKey | JWAZRIHNYRIHIV-UHFFFAOYSA-N |
| UNII (FDA) | P2Z71CIK5H |
| ChEBI ID | CHEBI:10432 |
| Molecular Weight | 144.17 |
|---|---|
| XLogP3 | 2.7 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 0 |
| Exact Mass | 144.057514874 |
| Monoisotopic Mass | 144.057514874 |
| Topological Polar Surface Area | 20.2 |
| Heavy Atom Count | 11 |
| Boiling Point | 285 °C |
|---|---|
| Boiling Point | 285.00 to 286.00 °C. @ 760.00 mm Hg |
| Boiling Point | 286 °C @760 [mm Hg] |
| Melting Point | 121.6 °C |
| Melting Point | 123 °C |
| Melting Point | 122 °C |
| Flash Point | 152.7 °C |
| Flash Point | 153 °C |
| Flash Point | 153 °C (307 °F) (Closed cup) |
| Flash Point | 307 °F (153 °C) (Closed cup) |
2-NAPHTHOL; naphthalen-2-ol; 135-19-3; 2-Naphthalenol; beta-naphthol; Betanaphthol; 2-Hydroxynaphthalene; Isonaphthol; Developer A; Developer BN; Naphthol B; 2-Naphtol; beta-Hydroxynaphthalene; Azogen developer A; beta-Naphtol; beta-Napthol
| Regulatory & Food Contact | FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS |
|---|
| Reported hazard statements | H302, H332, H400, H317 (62%), H318 (17.7%), H401, H412, H319 |
|---|
H302: Harmful if swallowed [Warning Acute toxicity, oral]
H332: Harmful if inhaled [Warning Acute toxicity, inhalation]
2-Naphthol is identified by CAS 135-19-3, molecular formula C10H8O and molecular weight 144.06 g/mol. UNII P2Z71CIK5H; ChEBI 10432; InChIKey JWAZRIHNYRIHIV-UHFFFAOYSA-N. Boiling Point: 285 °C; Boiling Point: 285.00 to 286.00 °C. @ 760.00 mm Hg; Boiling Point: 286 °C @760 [mm Hg].
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 2-萘酚