Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 3,5-Diiodosalicylic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 3,5-Diiodosalicylic acid
Price: ￥158.0/25g ￥448.0/100g
Purity: 98.0%
Stocking Period: 3 Day
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3,5-Diiodosalicylic acid
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: 3,5-Diiodosalicylic acid
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

133-91-5

133-91-5 structure

133-91-5 structure

Name: 3,5-Diiodosalicylic acid
Chemical Name: 3,5-Diiodosalicylic acid
CAS Number: 133-91-5
Molecular Formula: C₇H₄I₂O₃
Molecular Weight: 389.914
Catalog: Chemical reagent Organic reagent Aromatic acid
Create Date: 2018-03-06 08:00:00
Modify Date: 2025-08-25 23:08:55

Name	3,5-Diiodosalicylic acid
Synonyms	3,5-diiodosalicyclic acid 3,5-Diiodo-2-hydroxybenzoic acid Diiodosalicylic acid EINECS 205-124-0 3,5-Diiodosalicylic acid RARECHEM AL BE 0656 Sanoform 2-Hydroxy-3,5-diiodobenzoic acid 2-Hydroxy-3,5-dijod-benzoesaeure Diosal 3,5-DiiodosalicylicAcid 2-hydroxy-3,5-diiodo-benzoic acid DISA 3,5-diiodo-salicylicaci 5-Diiodosalicylic acid MFCD00002444 Salicylic acid,3,5-diiodo Benzoic acid, 2-hydroxy-3,5-diiodo-

Density	2.7±0.1 g/cm3
Boiling Point	380.8±42.0 °C at 760 mmHg
Melting Point	220-230 °C (dec.)(lit.)
Molecular Formula	C₇H₄I₂O₃
Molecular Weight	389.914
Flash Point	184.1±27.9 °C
Exact Mass	389.824951
PSA	57.53000
LogP	4.56
Vapour Pressure	0.0±0.9 mmHg at 25°C
Index of Refraction	1.784
Storage condition	-20°C
Water Solubility	0.02 g/100mL (25 ºC)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: VO2800000

CHEMICAL NAME :: Salicylic acid, 3,5-diiodo-

CAS REGISTRY NUMBER :: 133-91-5

BEILSTEIN REFERENCE NO. :: 2615358

LAST UPDATED :: 199701

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C7-H4-I2-O3

MOLECULAR WEIGHT :: 389.91

WISWESSER LINE NOTATION :: QVR BQ CI EI

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 500 mg/kg

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

REFERENCE :: NCNSA6 National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. (Washington, DC) Volume(issue)/page/year: 5,8,1953

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 450 mg/kg

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

REFERENCE :: QJPPAL Quarterly Journal of Pharmacy & Pharmacology. (London, UK) V.2-21, 1929-48. For publisher information, see JPPMAB. Volume(issue)/page/year: 19,483,1946

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H302-H312-H315-H319-H332-H335
Precautionary Statements	P261-P280-P305 + P351 + P338
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Faceshields;Gloves
Hazard Codes	Xn:Harmful;
Risk Phrases	R22;R36/37/38
Safety Phrases	S26-S36-S37/39
RIDADR	NONH for all modes of transport
WGK Germany	3
RTECS	VO2800000
HS Code	29182990

Precursor 10
69-72-7 100-97-0 119-30-2 2631-77-8
528-93-8 89-57-6 520-79-6 570-23-0
67-64-1 42016-91-1
DownStream 8
14437-45-7 42016-91-1 609-23-4 36415-60-8
14056-07-6 14649-11-7 90481-45-1 40757-09-3

HS Code	2918290000
Summary	HS: 2918290000 other carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) VAT:17.0% MFN tariff:6.5% General tariff:30.0%

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