Shanghai Nianxing Industrial Co., Ltd
China
Product Name: dihydroxydibenzanthrone
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: dihydroxydibenzanthrone
Price: ￥378.0/250mg ￥898.0/1g
Purity: 98.0%
Stocking Period: 3 Day
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 16,17-Dihydroxyviolanthrone
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Shanghai Amole Biotechnology Co., Ltd.
China
Product Name: dihydroxydibenzanthrone
Price: ￥Inquiry/1g ￥Inquiry/250mg ￥Inquiry/25g ￥Inquiry/5g
Purity: 95.0%
Stocking Period: Inquiry
Contact: Xiyao Wang
Email: 3623107365@qq.com

128-59-6

128-59-6 structure

128-59-6 structure

Name: dihydroxydibenzanthrone
Chemical Name: 16,17-Dihydroxyanthra[9,1,2-cde]benzo[rst]pentaphene-5,10-dione
CAS Number: 128-59-6
Molecular Formula: C₃₄H₁₆O₄
Molecular Weight: 488.48800
Create Date: 2018-04-03 08:00:00
Modify Date: 2025-08-25 14:38:23

Name	16,17-Dihydroxyanthra[9,1,2-cde]benzo[rst]pentaphene-5,10-dione
Synonyms	EINECS 204-897-1 MFCD00034580 Dihydroxydibenzanthrone

Density	1.608g/cm3
Melting Point	95 °C
Molecular Formula	C₃₄H₁₆O₄
Molecular Weight	488.48800
Exact Mass	488.10500
PSA	74.60000
LogP	7.57120
Index of Refraction	1.975

CHEMICAL IDENTIFICATION

RTECS NUMBER :: JE2315000

CAS REGISTRY NUMBER :: 128-59-6

BEILSTEIN REFERENCE NO. :: 2030453

LAST UPDATED :: 199701

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C34-H16-O4

MOLECULAR WEIGHT :: 488.50

WISWESSER LINE NOTATION :: L6 G666 R6 B6 V6 E&6 U6 4ABVW K& MV K&VJ DQ B&Q

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,656,1986

Hazard Codes	Xn
Risk Phrases	R22:Harmful if swallowed. R41:Risk of serious damage to eyes.
Safety Phrases	S22-S26-S39
RIDADR	3288
WGK Germany	3
RTECS	VI7700000
Packaging Group	II
Hazard Class	6.1(a)
HS Code	29341000

116-71-2 structure

116-71-2

~%

128-59-6 structure

128-59-6

Literature: US2278987 , ; Promysl.org.Chim., , vol. 2, p. 576 Chem. Zentralbl., , vol. 108, # I p. 2871

82-05-3 structure

82-05-3

~%

128-59-6 structure

128-59-6

Literature: US1967617 , ;

116-90-5 structure

116-90-5

~%

128-59-6 structure

128-59-6

Literature: Kogyo Kagaku Zasshi, , vol. 46, p. 1256 Chem.Abstr., , p. 6119

HS Code	2914400090
Summary	2914400090 other ketone-alcohols and ketone-aldehydes。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

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