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Home> Encyclopedia > Hot Product Listed 1   > 1H-Imidazole-4-carbaldehyde
3034-50-2 structure

1H-Imidazole-4-carbaldehyde

Iupac Name:1H-imidazole-5-carbaldehyde
CAS No.:3034-50-2
EINECS(EC#): 221-227-3
Molecular Weight:96.08736
Molecular Formula:C4H4N2O (isomer)
Properties
Appearance
White to light yellow powder
Density
1.322
Melting Point
173-177℃
Boiling Point
163-166℃
Refractive Index
1.535
Flash Point
179.8 °C
HS Code
2933290090
Safety and Handling
Hazard Codes
Xn
Risk Statements
R20/21/22;R36/37/38
Safety Statements
S26;S36/37/39
Hazard Note
H315; H319; H335
Safety

Hazard Codes:?IrritantXi,HarmfulXn
Risk Statements: 36/37/38-20/21/22
?R20/21/22:Harmful by inhalation, in contact with skin and if swallowed.?
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36-36/37/39?
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.?
S36:Wear suitable protective clothing.?
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.

Sensitive
Air Sensitive
Specification

?1H-Imidazole-5-carboxaldehyde , its cas register number is 3034-50-2. It also can be called 4-Formylimidazole ; 4-Imidazolecarboxaldehyde ; and Imidazole-4(1H)-carboxaldehyde .

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:96.08736g/mol
  • Molecular Formula:C4H4N2O
  • Exact Mass:96.032363
  • Monoisotopic Mass:96.032363
  • Complexity:74.1
  • Rotatable Bond Count:1
  • Hydrogen Bond Donor Count:1
  • Hydrogen Bond Acceptor Count:1
  • Topological Polar Surface Area:45.8
  • Heavy Atom Count:7
  • 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
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