Shanghai Nianxing Industrial Co., Ltd
China
Product Name: N-Hydroxyphthalimide
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: N-Hydroxyphthalimide
Price: ￥88.0/100g ￥268.0/500g
Purity: 98.0%
Stocking Period: Inquiry
Contact: Liu jia
Email: 2130147988@qq.com

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

Henan Tianfu Chemical Co., Ltd.
China
Product Name: N-Hydroxyphthalimide
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

Zhongshan Xingrui Chemical Co. , Ltd.
China
Product Name: N-Hydroxyphthalimide
Price: ￥Inquiry/25kg
Purity: 99.0%
Stocking Period: Inquiry
Contact: Wang Jie
Email: 3096638339@qq.com

524-38-9

524-38-9 structure

524-38-9 structure

Name: N-Hydroxyphthalimide
Chemical Name: N-Hydroxyphthalimide
CAS Number: 524-38-9
Molecular Formula: C₈H₅NO₃
Molecular Weight: 163.130
Catalog: Biochemical Condensing agent
Create Date: 2018-04-05 08:00:00
Modify Date: 2025-08-21 14:48:32

Name	N-Hydroxyphthalimide
Synonyms	nhpi N-Hydroxy Phthalimide 2-Hydroxy-1H-isoindole-1,3(2H)-dione 2-hydroxyisoindoline-1,3-dione N-Hydroxyphthalimide HOPHT EINECS 208-358-1 N-hydroxylphthalimide phthalamohydroxamic acid PHTHALOXIME N-hydroxyphtalimide n-hydroxy-phthalimid MFCD00005891 hydroxyphthalimide NHPI NOP 1H-Isoindole-1,3(2H)-dione, 2-hydroxy- N-hydroxy-phthalimide 2-hydroxy-1,3-isoindolinedione

Density	1.6±0.1 g/cm3
Boiling Point	370.3±25.0 °C at 760 mmHg
Melting Point	233 °C (dec.)(lit.)
Molecular Formula	C₈H₅NO₃
Molecular Weight	163.130
Flash Point	177.8±23.2 °C
Exact Mass	163.026947
PSA	57.61000
LogP	0.42
Vapour Pressure	0.0±0.9 mmHg at 25°C
Index of Refraction	1.718
Storage condition	Store at RT.

CHEMICAL IDENTIFICATION

RTECS NUMBER :: TI5200000

CHEMICAL NAME :: Phthalimide, N-hydroxy-

CAS REGISTRY NUMBER :: 524-38-9

BEILSTEIN REFERENCE NO. :: 0131208

LAST UPDATED :: 199709

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C8-H5-N-O3

MOLECULAR WEIGHT :: 163.14

WISWESSER LINE NOTATION :: T56 BVNVJ CQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 178 mg/kg

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

REFERENCE :: CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#00747

Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xi:Irritant;
Risk Phrases	R36/37/38
Safety Phrases	S26-S36-S37/39
RIDADR	NONH for all modes of transport
WGK Germany	3
RTECS	TI5200000
HS Code	29251995

Precursor 8
85-44-9 150220-29-4 16653-19-3 57685-30-0
84-66-2 6383-59-1 71-43-2 88-95-9
DownStream 10
4727-17-7 38945-21-0 39020-79-6 4616-63-1
93-89-0 142232-07-3 39917-38-9 38228-99-8
1724-39-6 2142-03-2

HS Code	2925190090
Summary	2925190090 other imides and their derivatives; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

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