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

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1,2-Benzenedicarboxylicacid, 4-sulfo-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

89-08-7

89-08-7 structure

89-08-7 structure

Name: 4-SULFOPHTHALIC ACID
Chemical Name: 4-Sulfophthalic acid
CAS Number: 89-08-7
Molecular Formula: C₈H₆O₇S
Molecular Weight: 246.19400
Catalog: Pharmaceutical intermediate API intermediate
Create Date: 2018-09-16 23:02:25
Modify Date: 2026-07-16 17:43:29

Name	4-Sulfophthalic acid
Synonyms	4-SULFOPHTHALIC ACID: AQUEOUS SOLUTION 4-Sulfophthalic Acid (ca. in Water) 4-Sulfophthalic acid, ., in water 1,2-Benzenedicboxylicacid, 4-sulfo 4-Sulfophthalic acid, ., in waterR 4-Sulfophthalic acid (contains 3-sulfophthalic acid), aqueous solution ca50%inwater 4-SULFOPHTHALIC ACID, 50 WT. % SOLUTION IN WATER 4-Sulfophthalic Acid EINECS 201-881-6 4-sulfophthalic acid solution 4-Sulfophthalic Acid ( w/w aq. soln.) 4-Sulfophthalic acid solution 50 wt. % in H2O, ade (contains 3-Sulfophthalic Acid) (ca. in Water) MFCD00007494 4-sulfophthalic acid 4-Sulfophthalic acid, aq. soln 4-Sulfo-1,2-benzenedicboxylic acid 4-sulfo-2-benzenedicboxylicacid 4-SULPHOPHTHALIC ACID 4-Sulfophthalic Acid (contains 3-Sulfophthalic Acid) (ca. in Water) 4-sulfo-phthalicaci 4-Sulfophthalic acid, in water 5-SULFO PHTHALIC ACID 4-SULFOPHTHALIC ACID, ., AQ. SOLN 2-Benzenedicboxylicacid,4-sulfo-1

Density	1.292 g/mL at 25 °C
Molecular Formula	C₈H₆O₇S
Molecular Weight	246.19400
Exact Mass	245.98300
PSA	137.35000
LogP	1.41050
Index of Refraction	n20/D 1.447
Storage condition	2-8°C

Symbol	GHS05
Signal Word	Danger
Hazard Statements	H314
Precautionary Statements	P280-P305 + P351 + P338-P310
Hazard Codes	C: Corrosive;
Risk Phrases	R34
Safety Phrases	S26-S27-S28-S36/37/39-S45
RIDADR	UN 3265 8/PG 2
Packaging Group	III
Hazard Class	8
HS Code	2917399090

Precursor 9
85-44-9 483-84-1 88-99-3 7446-11-9
7664-93-9 1576-47-2 7647-01-0 115953-80-5
15509-36-1
DownStream 9
27550-59-0 121-91-5 528-44-9 610-35-5
99-06-9 22479-95-4 115953-80-5 55104-35-3
62366-66-9

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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