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Home> Encyclopedia > Hot Product Listed 4   > 4-Hydroxyindole
2380-94-1 structure

4-Hydroxyindole

Iupac Name:1H-indol-4-ol
CAS No.:2380-94-1
EINECS(EC#): 219-177-2
Molecular Weight:133.15
Molecular Formula:C8H7NO (isomer)
Properties
Appearance
Off-White Cyrstalline Solid
Density
1.327
Melting Point
97-102℃
Boiling Point
343.2 °C at 760 mmHg
Vapour
0.000129mmHg at 25°C
Refractive Index
1.631
Flash Point
161.4 °C
Stability
Stable under normal temperatures and pressures.
HS Code
2933990090
Storage temp
0-6°C
Safety and Handling
Hazard Codes
Xi
Risk Statements
R36/37/38
Safety Statements
S26;S37/39
Safety

Hazard Codes:?IrritantXi
Risk Statements: 36/37/38
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36/37/39
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.?
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection.
WGK Germany: 3
Hazard Note: Irritant
HazardClass: IRRITANT

Sensitive
Air Sensitive
Specification

General Information: As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear.
Extinguishing Media: Use water spray, dry chemical, carbon dioxide, or chemical foam.?
Handling: Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
Storage: Store 4-Hydroxyindole (CAS NO.2380-94-1) in a tightly closed container. Store in a dry area. Keep refrigerated. (Store below 4°C/39°F.) Store under nitrogen.

MSDS

2.Hazard identification

2.1 Classification of the substance or mixture

Skin irritation, Category 2

Eye irritation, Category 2

Specific target organ toxicity \u2013 single exposure, Category 3

2.2 GHS label elements, including precautionary statements

Pictogram(s)
Signal word

Warning

Hazard statement(s)

H315 Causes skin irritation

H319 Causes serious eye irritation

H335 May cause respiratory irritation

Precautionary statement(s)
Prevention

P264 Wash ... thoroughly after handling.

P280 Wear protective gloves/protective clothing/eye protection/face protection.

P261 Avoid breathing dust/fume/gas/mist/vapours/spray.

P271 Use only outdoors or in a well-ventilated area.

Response

P302+P352 IF ON SKIN: Wash with plenty of water/...

P321 Specific treatment (see ... on this label).

P332+P313 If skin irritation occurs: Get medical advice/attention.

P362+P364 Take off contaminated clothing and wash it before reuse.

P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

P337+P313 If eye irritation persists: Get medical advice/attention.

P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.

P312 Call a POISON CENTER/doctor/\u2026if you feel unwell.

Storage

P403+P233 Store in a well-ventilated place. Keep container tightly closed.

P405 Store locked up.

Disposal

P501 Dispose of contents/container to ...

2.3 Other hazards which do not result in classification

none

Precursor and Product
Computational chemical data
  • Molecular Weight:133.15g/mol
  • Molecular Formula:C8H7NO
  • Compound Is Canonicalized:True
  • XLogP3-AA:2.4
  • Exact Mass:133.053
  • Monoisotopic Mass:133.053
  • Complexity:126
  • Rotatable Bond Count:0
  • Hydrogen Bond Donor Count:2
  • Hydrogen Bond Acceptor Count:1
  • Topological Polar Surface Area:36A^2
  • Heavy Atom Count:10
  • Defined Atom Stereocenter Count:0
  • Undefined Atom Stereocenter Count:0
  • Defined Bond Stereocenter Count:0
  • Undefined Bond Stereocenter Count:0
  • Isotope Atom Count:0
  • Covalently-Bonded Unit Count:1
  • CACTVS Substructure Key Fingerprint: AAADcYByIAAAAAAAAAAAAAAAAAAAAWAAAAAwAAAAAAAAAFgB8AAAHgAQCAAADAzBngQ8xvLJkgCg AzRnRACCgCAxIiAI2aA+bJgIJuLCkZOEcAhm0BnI2Aew0KMOAAAAAgAKAAAAAAAEABQAAAAAAAAA AA==
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