Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Purity: 98.0%
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2(1H)-Quinolinone,7-hydroxy-4-methyl-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

20513-71-7

20513-71-7 structure

20513-71-7 structure

Name: 2(1H)-Quinolinone,7-hydroxy-4-methyl
Chemical Name: 7-Hydroxy-4-methyl-2(1H)-quinolone
CAS Number: 20513-71-7
Molecular Formula: C₁₀H₉NO₂
Molecular Weight: 175.18400
Catalog: Research Areas Others
Create Date: 2017-07-05 12:24:28
Modify Date: 2026-08-04 08:13:21
7-Hydroxy-4-methyl-2(1H)-quinolone (compound 2b) is a fluorescent hydroxylated product. 7-Hydroxy-4-methyl-2(1H)-quinolone can be used for detecting hydroxyl radicals of DNA damage[1].

Name	7-Hydroxy-4-methyl-2(1H)-quinolone
Synonyms	2,7-Dihydroxy-4-methylquinoline 7-Hydroxy-4-methylcarbostyryl 7-Hydroxy-4-methyl-2(1H)-quinolone suitable for fluorescence, >= (HPLC) 7-HYDROXY-4-METHYL-2(1H)-QUINOLONE 2(1H)-Quinolinone,7-hydroxy-4-Methyl 7-HYDROXY-4-METHYLCBOSTYRYL 4-methylquinoline-2,7-diol 7-Hydroxy-4-methylquinolin-2(1H)-one 2,7-DIHYDROXY-4-METHYLQUINOLINE 7-hydroxy-4-methyl-1H-quinolin-2-one 7-HYDROXY-4-METHYL-2(1H)-QUINOLONE, FOR FLUORESCENCE

Description	7-Hydroxy-4-methyl-2(1H)-quinolone (compound 2b) is a fluorescent hydroxylated product. 7-Hydroxy-4-methyl-2(1H)-quinolone can be used for detecting hydroxyl radicals of DNA damage[1].
Related Catalog	Research Areas >> Others Signaling Pathways >> Others >> Others
References	[1]. Tang VJ, et al. DNA Binding Hydroxyl Radical Probes. Radiat Phys Chem Oxf Engl 1993. 2012 Jan;81(1):46-51.

Density	1.264 g/cm3
Boiling Point	417.8ºC at 760 mmHg
Melting Point	≥250ºC(lit.)
Molecular Formula	C₁₀H₉NO₂
Molecular Weight	175.18400
Flash Point	206.5ºC
Exact Mass	175.06300
PSA	53.09000
LogP	1.54210
Vapour Pressure	1.42E-07mmHg at 25°C
Index of Refraction	1.611

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H315-H319-H335
Precautionary Statements	P261-P305 + P351 + P338
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xi
Risk Phrases	R36/37/38
Safety Phrases	26-36
RIDADR	NONH for all modes of transport
HS Code	2933790090

19840-99-4 structure

19840-99-4

~%

20513-71-7 structure

20513-71-7

Literature: Journal of Organic Chemistry, , vol. 56, # 3 p. 980 - 983

141-97-9 structure

141-97-9

591-27-5 structure

591-27-5

~9%

26093-31-2 structure

26093-31-2

20513-71-7 structure

20513-71-7

Literature: Synthesis, , # 8 art. no. M08304SS, p. 1231 - 1233

25233-47-0 structure

25233-47-0

~67%

20513-71-7 structure

20513-71-7

Literature: Deshmukh; Dhongade-Desai, Savita; Chavan Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 2005 , vol. 44, # 8 p. 1659 - 1662

40053-37-0 structure

40053-37-0

~86%

20513-71-7 structure

20513-71-7

Literature: Priya, Nivedita; Gupta, Anjali; Chand, Karam; Singh, Prabhjot; Kathuria, Abha; Raj, Hanumantharao G.; Parmar, Virinder S.; Sharma, Sunil K. Bioorganic and Medicinal Chemistry, 2010 , vol. 18, # 11 p. 4085 - 4094

108-45-2 structure

108-45-2

~%

20513-71-7 structure

20513-71-7

Literature: Tetrahedron Letters, , vol. 40, # 24 p. 4505 - 4506

90-33-5 structure

90-33-5

~66%

20513-71-7 structure

20513-71-7

Literature: Abd El-Aal; Koraierm Journal of the Chinese Chemical Society, 2000 , vol. 47, # 2 p. 389 - 395

141-97-9 structure

141-97-9

591-27-5 structure

591-27-5

~54%

26093-31-2 structure

26093-31-2

20513-71-7 structure

20513-71-7

Detail

Literature: Journal of Organic Chemistry, , vol. 56, # 3 p. 980 - 983

536-90-3 structure

536-90-3

~%

20513-71-7 structure

20513-71-7

Literature: Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, , vol. 44, # 8 p. 1659 - 1662

Precursor 8
19840-99-4 141-97-9 591-27-5 25233-47-0
40053-37-0 108-45-2 90-33-5 536-90-3
DownStream 1
131195-83-0

HS Code	2933790090
Summary	2933790090. other lactams. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:9.0%. General tariff:20.0%

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