Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2H-1-Benzopyran-2-one,7-hydroxy-4,8-dimethyl-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang

4115-76-8

4115-76-8 structure

Name: 4,8-Dimethyl-7-hydroxycoumarin
Chemical Name: 7-hydroxy-4,8-dimethylchromen-2-one
CAS Number: 4115-76-8
Molecular Formula: C₁₁H₁₀O₃
Molecular Weight: 190.195
Create Date: 2018-04-28 08:00:00
Modify Date: 2024-01-12 14:24:59

Name	7-hydroxy-4,8-dimethylchromen-2-one
Synonyms	4,8-dimethyl-7-hydroxy-2H-1-benzopyran-2-one 7-Hydroxy-4,8-dimethylcoumarin 4,8-Dimethyl-7-hydroxycoumarin 7-hydroxy-4,8-dimethyl-2H-1-benzopyran-2-one 4,8-Dimethylumbelliferone 7-Hydroxy-4,8-dimethyl-2H-chromen-2-one Coumarin, 7-hydroxy-4,8-dimethyl- 2H-1-Benzopyran-2-one, 7-hydroxy-4,8-dimethyl-

Density	1.3±0.1 g/cm3
Boiling Point	375.0±42.0 °C at 760 mmHg
Molecular Formula	C₁₁H₁₀O₃
Molecular Weight	190.195
Flash Point	169.1±20.7 °C
Exact Mass	190.062988
PSA	50.44000
LogP	2.83
Vapour Pressure	0.0±0.9 mmHg at 25°C
Index of Refraction	1.599

HS Code	2932209090

608-25-3

141-97-9

~97%

4115-76-8

Literature: Kuarm, B. Suresh; Madhav, J. Venu; Laxmi, S. Vijaya; Rajitha; Reddy, Y. Thirupathi; Reddy, P. Narsimha; Crooks, Peter A. Synthetic Communications, 2010 , vol. 40, # 22 p. 3358 - 3364

608-25-3

105-45-3

~94%

4115-76-8

Literature: Qian, Jinhua; Suo, Jishuan Journal of Chemical Research, 2005 , # 8 p. 486 - 487

504-15-4

141-97-9

~81%

4115-76-8

Literature: Wang, Limin; Xia, Jianjun; Tian, He; Qian, Changtao; Ma, Yun Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 2003 , vol. 42, # 9 p. 2097 - 2099

14003-96-4

4115-76-8

Literature: Rangaswami; Seshadri Proceedings - Indian Academy of Sciences, Section A, 1937 , # 6 p. 112,115

90-33-5

4115-76-8

Literature: Rangaswami; Seshadri Proceedings - Indian Academy of Sciences, Section A, 1937 , # 6 p. 112,115

90-33-5

74-88-4

4115-76-8

14002-96-1

Literature: Gupta; Seshadri Journal of Scientific and Industrial Research, 1957 , vol. 16B, p. 257,260 Chem.Abstr., 1958 , p. 376

7664-93-9

608-25-3

141-97-9

4115-76-8

Literature: Rangaswami; Seshadri Proceedings - Indian Academy of Sciences, Section A, 1937 , # 6 p. 112,115

Precursor 8
608-25-3 141-97-9 105-45-3 504-15-4
14003-96-4 90-33-5 74-88-4 7664-93-9
DownStream 6
105290-15-1 3902-71-4 14002-96-1 21902-10-3
69897-63-8 3993-43-9

HS Code	2932209090
Summary	2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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