1,8-Naphthalic anhydride

Modify Date: 2025-08-21 18:59:14

1,8-Naphthalic anhydride structure	Common Name	1,8-Naphthalic anhydride
	CAS Number	81-84-5	Molecular Weight	198.174
	Density	1.5±0.1 g/cm3	Boiling Point	407.5±14.0 °C at 760 mmHg
	Molecular Formula	C₁₂H₆O₃	Melting Point	269 °C
	MSDS	Chinese USA	Flash Point	206.8±17.3 °C
	Symbol	GHS07	Signal Word	Warning

Name	naphthalic anhydride
Synonym	More Synonyms

Density	1.5±0.1 g/cm3
Boiling Point	407.5±14.0 °C at 760 mmHg
Melting Point	269 °C
Molecular Formula	C₁₂H₆O₃
Molecular Weight	198.174
Flash Point	206.8±17.3 °C
Exact Mass	198.031693
PSA	43.37000
LogP	1.75
Vapour Pressure	0.0±1.0 mmHg at 25°C
Index of Refraction	1.712
Water Solubility	decomposes

1,8-Naphthalic anhydride MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: QK5350000

CHEMICAL NAME :: 1,8-Naphthalic anhydride

CAS REGISTRY NUMBER :: 81-84-5

BEILSTEIN REFERENCE NO. :: 0153190

LAST UPDATED :: 199710

DATA ITEMS CITED :: 11

MOLECULAR FORMULA :: C12-H6-O3

MOLECULAR WEIGHT :: 198.18

WISWESSER LINE NOTATION :: T666 1A M CVOVJ

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 :: 12340 mg/kg

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

REFERENCE :: FMCHA2 Farm Chemicals Handbook. (Meister Pub., 37841 Euclid Ave., Willoughy, OH 44094) Volume(issue)/page/year: -,C253,1991

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 200 mg/kg

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

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0533580

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1600 mg/kg

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

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0533580

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 400 mg/kg

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

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0533580

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

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: >2025 mg/kg

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

REFERENCE :: PEMNDP Pesticide Manual. (The British Crop Protection Council, 20 Bridport Rd., Thornton Heath CR4 7QG, UK) V.1- 1968- Volume(issue)/page/year: 8,590,1987

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Bird - quail

DOSE/DURATION :: 4100 mg/kg

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

REFERENCE :: PEMNDP Pesticide Manual. (The British Crop Protection Council, 20 Bridport Rd., Thornton Heath CR4 7QG, UK) V.1- 1968- Volume(issue)/page/year: 8,590,1987

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Bird - duck

DOSE/DURATION :: >6810 mg/kg

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

REFERENCE :: PEMNDP Pesticide Manual. (The British Crop Protection Council, 20 Bridport Rd., Thornton Heath CR4 7QG, UK) V.1- 1968- Volume(issue)/page/year: 8,590,1987 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-RUSSIA:STEL 2 mg/m3;Skin JAN 1993

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: Irritant;
Risk Phrases	R36/37/38
Safety Phrases	S26-S37/39-S24/25
RIDADR	NONH for all modes of transport
WGK Germany	2
RTECS	QK5350000
Hazard Class	4.1
HS Code	29173980

Precursor 10
CAS#:83-32-9 Acenaphthene CAS#:82-86-0 Acenaphthoquinone CAS#:1730-04-7 1,8-DIIODONAPHT... CAS#:201230-82-2 carbon monoxide
CAS#:6638-79-5 N,O-Dimethylhyd... CAS#:4747-15-3 (2-METHOXYVINYL... CAS#:70312-09-3 2-benzylideneac... CAS#:75-64-9 tert-Butylamine
CAS#:109-53-5 ISOBUTYL VINYL ETHER CAS#:103457-73-4 Ethyl 2-oxo-3'-...
DownStream 10
CAS#:5450-40-8 1H-Benz[de]isoq... CAS#:52821-19-9 4-bromo-3-nitro... CAS#:15220-29-8 10-Methoxy-7H-b... CAS#:5504-69-8 11-methoxy-benz...
CAS#:51411-04-2 Alrestatin CAS#:202805-07-0 6-(1,3-DIOXO-1H... CAS#:2026-08-6 1,8-Naphthalene... CAS#:518-86-5 1-Naphthaleneca...
CAS#:50585-29-0 1,8-bis(chlorom... CAS#:20494-84-2 2,2-dimethylphe...

HS Code	2932999099
Summary	2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

1,8-Naphthalic anhydride antidote enhances the toxic effects of captan and thiram fungicides on Azospirillum brasilense cells.

Res. Microbiol. 142(9) , 1005-12, (1991)

The effects of ten fungicides, six herbicides and four insecticides on the nitrogen-fixing bacterium Azospirillum brasilense were examined. The fungicides captan and thiram were the most toxic among t...

Sensitive enantiomeric separation of aliphatic and aromatic amines using aromatic anhydrides as nonchiral derivatizing agents.

J. Chromatogr. A. 666 , 485-491, (1994)

New pre-column derivatizing reagents: phthalic anhydride, 3-nitrophthalic anhydride, diphenic anhydride, 1,8-naphthalic anhydride and diphenylmaleic anhydride have been developed for resolving chiral ...

Differential induction of cytochrome P450-mediated triasulfuron metabolism by naphthalic anhydride and triasulfuron.

Plant Physiol. 109(4) , 1483-90, (1995)

Cytochrome P450 monooxygenases play paramount roles in the detoxification of herbicides as well as in the synthesis of lignins, flavonoids, and phenolic acids. Biochemical analysis of triasulfuron met...

1H,3H-Benzo[de]isochromene-1,3-dione

1,8-naphthalene dicarboxylic anhydride

1H,3H-naphtho [1,8-cd]pyran-1,3-dione

Protect

naphthalic

1,8-naphthalic anhydride

MFCD00006925

NAPHTHALIC ANHYDRIDE

PROTECT(R)

naphthalene-1,8-dicarboxylic acid anhydride

1H,3H-Naphtho[1,8-cd]pyran-1,3-dione

1,8-Naphthalic

EINECS 201-380-2

1,8-Naphthalenedicarboxylic acid anhydride

pakarli

naphthalene-1,8-dicarboxylic anhydride

1,8-dinaphthoic anhydride

1H,3H-Naphtho(1,8-cd)pyran-1,3-dione (9CI)

1,8-Naphthalic anhyd

protect(agrochemical)

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 1,8-Naphthalic anhydride
Price: Check
Purity: 99.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 1,8-Naphthalic anhydride
Price: ￥78.0/100g ￥278.0/500g
Purity: 98.0%
Delivery: Inquiry
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1,8-Naphthalic anhydride
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: 1,8-Naphthalic anhydride 81-84-5
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Delivery: Inquiry
Contact: Anson
Email: info@tianfuchem.com

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1,8-Naphthalic anhydride

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Chemical & Physical Properties

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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Synthetic Route

Precursor & DownStream

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Articles11

Synonyms

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