Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 1,4,5,8-Naphthalenetetracarboxylic acid
Price: Check
Purity: 97.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 1,4,5,8-Naphthalenetetracarboxylic acid
Price: ￥188.0/5g
Purity: 98.0%
Stocking Period: 3 Day
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1,4,5,8-Naphthalenetetracarboxylic acid
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

128-97-2

128-97-2 structure

128-97-2 structure

Name: 1,4,5,8-Naphthalenetetracarboxylic acid
Chemical Name: 1,4,5,8-Naphthalenetetracarboxylic acid
CAS Number: 128-97-2
Molecular Formula: C₁₄H₈O₈
Molecular Weight: 304.208
Create Date: 2018-06-05 08:00:00
Modify Date: 2025-08-31 13:11:24

Name	1,4,5,8-Naphthalenetetracarboxylic acid
Synonyms	1,4,5,8-NAPHTHALENETETRACARBOXYLICACIDHYDRATE 1,4,5,8-Naphthalenetetracarboxylic acid 1,4,5,8-NAPHTHALENETETRACARBOXYLIC ACID, (CONTAINS MONOANHYDRIDE) 1,4,5,8-Naphthalenetetracarboxylicacid 1,4,5,8-Naphthalenetetracaboxylic Acid Naphthaline-1,4,5,8-tetracarbonic acid 1,4,5,8-NAPHTHALENETETRACARBOXYLIC AC 1,4,5,8-naphthalenetetraformicacid 1,4,5,8-Naphthalenetetracarbonic acid EINECS 204-924-7 naphthalenetetracarboxylic acid(1,4,5,8) 1,4,5,8-naphthalene tetracarboxylic acid MFCD00004012 naphthalene-1,4,5,8-tetracarboxylic acid 1,4,5,8-Naphthalenetetracarboxylic Acid (contains Monoanhydride) 1,4,5,8-Tetracarboxynaphthalene 1,4,5,8-NAPHTHALENETETRACARBOXYLIC ACID HYDRATE Naphthalin-1,4,5,8-tetracarbonsaeure 1,4,5,8-Naphthalenet

Density	1.8±0.1 g/cm3
Boiling Point	737.9±60.0 °C at 760 mmHg
Molecular Formula	C₁₄H₈O₈
Molecular Weight	304.208
Flash Point	414.0±29.4 °C
Exact Mass	304.021912
PSA	149.20000
LogP	1.37
Vapour Pressure	0.0±2.6 mmHg at 25°C
Index of Refraction	1.765

CHEMICAL IDENTIFICATION

RTECS NUMBER :: QK3690000

CHEMICAL NAME :: 1,4,5,8-Naphthalenetetracarboxylic acid

CAS REGISTRY NUMBER :: 128-97-2

BEILSTEIN REFERENCE NO. :: 0436046

LAST UPDATED :: 199710

DATA ITEMS CITED :: 5

MOLECULAR FORMULA :: C14-H8-O8

MOLECULAR WEIGHT :: 304.22

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 7500 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: 85GMAT "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982 Volume(issue)/page/year: -,90,1982

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 3800 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: 85GMAT "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982 Volume(issue)/page/year: -,90,1982 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-RUSSIA:STEL 0.5 mg/m3;Skin JAN 1993

Hazard Codes	Xi: Irritant;
Risk Phrases	R36
Safety Phrases	S26-S36
WGK Germany	2
RTECS	QK3690000
HS Code	2917399090

Precursor 9
39155-65-2 496-72-0 5332-73-0 5698-99-7
6345-20-6 129-00-0 76662-39-0 128-63-2
1785-51-9
DownStream 6
52671-72-4 81-30-1 10144-81-7 31996-10-8
131188-68-6 80293-91-0

HS Code	2917399090
Summary	2917399090 aromatic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

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