Catechol manufacturers and suppliers

Catechol suppliers

Properties

Melting point:: 100-103 °C (lit.)

Boiling point:: 245 °C (lit.)

Density: 1,371 g/cm³

vapor density: 3.8 (vs air)

vapor pressure: 1 mm Hg ( 75 °C)

refractive index: 1.6120 (estimate)

Flash point:: 279 °F

storage temp.: Store below +30°C.

solubility: 430g/l

form: Crystalline Flakes

pka: 9.85(at 20℃)

color: white to faintly beige

PH: 6 (100g/l, H2O, 20℃)

explosive limit: 1.97%(V)

biological source: synthetic (organic)

Water Solubility: 430 g/L (20 ºC)

Sensitive: Air & Light Sensitive

Merck: 14,7999

BRN: 471401

Henry's Law Constant: 8.2×10³ mol/(m³Pa) at 25℃, Duchowicz et al. (2020)

Exposure limits: TLV-TWA 5 ppm (～22 mg/m³) (ACGIH). .

Stability:: Stable. Substances to be avoided include acid chlorides, acid anhydrides, bases, oxidizing agents, nitric acid. Light sensitive; may discolour on exposure to air. Combustible.

Cosmetics Ingredients Functions: HAIR DYEING

InChI: 1S/C6H6O2/c7-5-3-1-2-4-6(5)8/h1-4,7-8H

InChIKey: YCIMNLLNPGFGHC-UHFFFAOYSA-N

SMILES: Oc1ccccc1O

LogP: 0.93

CAS DataBase Reference: 120-80-9(CAS DataBase Reference)

NIST Chemistry Reference: 1,2-Benzenediol(120-80-9)

IARC: 2B (Vol. 15, Sup 7, 71) 1999

EPA Substance Registry System: Catechol (120-80-9)

Safety Information

Symbol(GHS): GHS06,GHS08

Signal word: Danger

Hazard statements: H301+H311-H315-H319-H361-H370-H317-H341-H351-H335-H401

Precautionary statements: P501-P273-P272-P260-P270-P202-P201-P271-P264-P280-P337+P313-P305+P351+P338-P308+P311-P361+P364-P333+P313-P301+P310+P330-P302+P352+P312-P304+P340+P312-P403+P233-P405

PPE: dust mask type N95 (US), Eyeshields, Faceshields, Gloves

Hazard Codes: Xn

Risk Statements: 21/22-36/38-68-43

Safety Statements: 22-26-37-39

RIDADR: UN 2811 6.1/PG 3

OEB: A

OEL: TWA: 5 ppm (20 mg/m3) [skin]

WGK Germany: 2

RTECS: UX1050000

TSCA: TSCA listed

HS Code: 2907 29 00

HazardClass: 6.1

PackingGroup: III

Storage Class: 6.1C - Combustible acute toxic Cat.3
toxic compounds or compounds which causing chronic effects

Hazard Classifications: Acute Tox. 3 Dermal
Acute Tox. 3 Oral
Carc. 1B
Eye Dam. 1
Muta. 2
Skin Irrit. 2
Skin Sens. 1

Hazardous Substances Data: 120-80-9(Hazardous Substances Data)

Toxicity: LD50 in mice (mg/kg): 260 orally; 190 i.p. (Lehman)

REACH Registrations: Active

Limited Quantities: 5.0 L (1.3 gallons) (liquid) or 5.0 kg (11 lbs) (solid)

Excepted Quantities: Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)

Use

Pyrocatechol is used in photography, in dyeing fur, and as a topical antiseptic.

You can find Catechol suppliers, manufacturers, and distributors from countries such as CHINA, United States and the India here. Browse to the tetrahydrofuran product information displayed by the supplier, as well as the supplier's contact and capability information.