3-chloro-1H-quinoxalin-2-one

Modify Date: 2025-09-04 12:46:58

3-chloro-1H-quinoxalin-2-one Structure
3-chloro-1H-quinoxalin-2-one structure
Common Name 3-chloro-1H-quinoxalin-2-one
CAS Number 35676-70-1 Molecular Weight 180.59100
Density 1.5g/cm3 Boiling Point 338.2ºC at 760 mmHg
Molecular Formula C8H5ClN2O Melting Point N/A
MSDS N/A Flash Point 158.3ºC

 Names

Name 3-chloro-1H-quinoxalin-2-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.5g/cm3
Boiling Point 338.2ºC at 760 mmHg
Molecular Formula C8H5ClN2O
Molecular Weight 180.59100
Flash Point 158.3ºC
Exact Mass 180.00900
PSA 45.75000
LogP 1.57650
Index of Refraction 1.688
InChIKey LTHQFFWUHBKRGG-UHFFFAOYSA-N
SMILES O=c1[nH]c2ccccc2nc1Cl

 Safety Information

HS Code 2933990090

 Synthetic Route

~34%

3-chloro-1H-quinoxalin-2-one Structure

3-chloro-1H-qui...

CAS#:35676-70-1

Literature: Galal, Shadia A.; Abdelsamie, Ahmed S.; Tokuda, Harukuni; Suzuki, Nobutaka; Lida, Akira; Elhefnawi, Mahmoud M.; Ramadan, Raghda A.; Atta, Mona H.E.; El Diwani, Hoda I. European Journal of Medicinal Chemistry, 2011 , vol. 46, # 1 p. 327 - 340

~87%

3-chloro-1H-quinoxalin-2-one Structure

3-chloro-1H-qui...

CAS#:35676-70-1

Literature: Yang, Yanchun; Zhang, Shuzhen; Wu, Bobin; Ma, Mingming; Chen, Xin; Qin, Xiangyu; He, Minlan; Hussain, Saghir; Jing, Chaojun; Ma, Bing; Zhu, Changjin ChemMedChem, 2012 , vol. 7, # 5 p. 823 - 835

~%

3-chloro-1H-quinoxalin-2-one Structure

3-chloro-1H-qui...

CAS#:35676-70-1

Literature: Galal, Shadia A.; Abdelsamie, Ahmed S.; Soliman, Salwa M.; Mortier, Jeremie; Wolber, Gerhard; Ali, Mamdouh M.; Tokuda, Harukuni; Suzuki, Nobutaka; Lida, Akira; Ramadan, Raghda A.; El Diwani, Hoda I. European Journal of Medicinal Chemistry, 2013 , vol. 69, p. 115 - 124

~%

3-chloro-1H-quinoxalin-2-one Structure

3-chloro-1H-qui...

CAS#:35676-70-1

Literature: Singh, Harjit; Aggarwal, Sunil K.; Malhotra, Nageshwar Synthesis, 1983 , # 10 p. 791 - 793

 Customs

HS Code 2933990090
Summary 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

3-Chloroquinoxalin-2-ol
3-Chlor-1H-chinoxalin-2-on
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