(2-CHLOROMETHYL)-5-HYDROXY-4H-PYRAN-4-ONE
- Product Name
- (2-CHLOROMETHYL)-5-HYDROXY-4H-PYRAN-4-ONE
- CAS No.
- 7559-81-1
- Chemical Name
- (2-CHLOROMETHYL)-5-HYDROXY-4H-PYRAN-4-ONE
- Synonyms
- Nsc10216;Kojic Impurity 4;CHLOROKOJIC ACID;2-(chloromethyl)-5-hydroxypyran-4-one;2-(chloromethyl)-5-hydroxy-4h-pyran-4-on;(2-CHLOROMETHYL)-5-HYDROXY-4H-PYRAN-4-ONE;4H-Pyran-4-one, 2-(chloromethyl)-5-hydroxy-
- CBNumber
- CB9742976
- Molecular Formula
- C6H5ClO3
- Formula Weight
- 160.56
- MOL File
- 7559-81-1.mol
(2-CHLOROMETHYL)-5-HYDROXY-4H-PYRAN-4-ONE Property
- Melting point:
- 164-165°C
- Boiling point:
- 321.9±42.0 °C(Predicted)
- Density
- 1.514±0.06 g/cm3(Predicted)
- pka
- 7.80±0.10(Predicted)
- EPA Substance Registry System
- 4H-Pyran-4-one, 2-(chloromethyl)-5-hydroxy- (7559-81-1)
Safety
- Risk Statements
- 36/37/38
- Safety Statements
- 26-36/37/39
- HS Code
- 2932990090
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Danger
- Hazard statements
-
H302Harmful if swallowed
H314Causes severe skin burns and eye damage
- Precautionary statements
-
P260Do not breathe dust/fume/gas/mist/vapours/spray.
P264Wash hands thoroughly after handling.
P264Wash skin thouroughly after handling.
P270Do not eat, drink or smoke when using this product.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.
P301+P330+P331IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P303+P361+P353IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P310Immediately call a POISON CENTER or doctor/physician.
P321Specific treatment (see … on this label).
P330Rinse mouth.
P363Wash contaminated clothing before reuse.
P405Store locked up.
P501Dispose of contents/container to..…
N-Bromosuccinimide Price
- Product number
- S217867
- Product name
- 2-CHLOROMETHYL-5-HYDROXY-PYRAN-4-ONE
- Purity
- AldrichCPR
- Packaging
- 50MG
- Price
- $29.8
- Updated
- 2024/03/01
- Product number
- C350120
- Product name
- 2-(Chloromethyl)-5-hydroxy-4H-pyran-4-one
- Packaging
- 100mg
- Price
- $85
- Updated
- 2021/12/16
- Product number
- 1801AL
- Product name
- 2-(Chloromethyl)-5-hydroxy-4H-pyran-4-one
- Packaging
- 100mg
- Price
- $224
- Updated
- 2021/12/16
- Product number
- HCH0009254
- Product name
- (2-CHLOROMETHYL)-5-HYDROXY-4H-PYRAN-4-ONE
- Purity
- 95.00%
- Packaging
- 500MG
- Price
- $242.55
- Updated
- 2021/12/16
- Product number
- 1801AL
- Product name
- 2-(Chloromethyl)-5-hydroxy-4H-pyran-4-one
- Packaging
- 250mg
- Price
- $264
- Updated
- 2021/12/16
(2-CHLOROMETHYL)-5-HYDROXY-4H-PYRAN-4-ONE Chemical Properties,Usage,Production
Uses
2-?(Chloromethyl)?-?5-?hydroxy-4H-?pyran-?4-?one is an intermediate in synthesizing Allo Maltol (A546700), the esters of 5-hydroxy-2-methyl-4H-pyran-4-one are used as novel tyrosinase inhibitors for skin-lightening cosmetic compositions.
(2-CHLOROMETHYL)-5-HYDROXY-4H-PYRAN-4-ONE Preparation Products And Raw materials
Raw materials
Preparation Products
(2-CHLOROMETHYL)-5-HYDROXY-4H-PYRAN-4-ONE Suppliers
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