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4996-21-8

4996-21-8 structure
4996-21-8 structure
  • Name: 4-Chlorophenylglyoxal hydrate
  • Chemical Name: 4-Chlorophenylglyoxal hydrate
  • CAS Number: 4996-21-8
  • Molecular Formula: C8H7ClO3
  • Molecular Weight: 186.592
  • Create Date: 2018-06-24 17:13:09
  • Modify Date: 2024-01-23 15:59:11

Name 4-Chlorophenylglyoxal hydrate
Synonyms 1-(4-chlorophenyl)-2,2-dihydroxy-ethanone
(4-Chlorophenyl)(oxo)acetaldehyde hydrate (1:1)
4-chlorophenyl-2,2-dihydroxyethanone
Benzeneacetaldehyde, 4-chloro-α-oxo-, hydrate (1:1)
4-chlorophenylglyoxal monohydrate
4'-chloro-2,2-dihydroxyacetophenone
1-(4-Chlor-phenyl)-2,2-dihydroxy-aethanon
Boiling Point 341.3ºC at 760 mmHg
Molecular Formula C8H7ClO3
Molecular Weight 186.592
Flash Point 160.2ºC
Exact Mass 186.008377
PSA 43.37000
LogP 1.65730
Hazard Codes Xi
Risk Phrases R36/37/38
Safety Phrases 26-36/37/39
HS Code 2914700090

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4996-21-8 structure

4996-21-8

Literature: MITSUBISHI PHARMA CORPORATION; SANOFI-SYNTHELABO Patent: WO2004/85408 A1, 2004 ; Location in patent: Page 276 ; WO 2004/085408 A1

~80%

4996-21-8 structure

4996-21-8

Literature: Wang, Hui-Yan; Shi, Da-Qing ACS Combinatorial Science, 2013 , vol. 15, # 5 p. 261 - 266

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4996-21-8 structure

4996-21-8

Literature: Young, Ryan M.; Davies-Coleman, Michael T. Tetrahedron Letters, 2011 , vol. 52, # 31 p. 4036 - 4038
HS Code 2914700090
Summary HS: 2914700090 halogenated, sulphonated, nitrated or nitrosated derivatives of ketones and quinones, whether or not with other oxygen function Tax rebate rate:9.0% Supervision conditions:none VAT:17.0% MFN tariff:5.5% General tariff:30.0%