C8H4O3
152.14 g/mol
Research ReagentDanger
Phthalic Acid Anhydride-d4
CAS75935-32-9
Category
Research Reagent
Compound Class
Other
Primary Use
Research Compound
Phthalic Acid Anhydride-d4 is a deuterium-labeled form of phthalic anhydride, primarily used as a reference standard in analytical chemistry. Its stable isotope labeling enables precise quantification and tracing in various analytical methods.
Reference standard for analytical chemistryInternal standard for mass spectrometry and NMR spectroscopy
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
Sourcing Phthalic Acid Anhydride-d4?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
Related Compounds
ReferenceSame Category
N-lauroylglycine
CAS7596-88-5
research compound
ReferenceSame Category
6-nitroindazole
CAS7597-18-4
research compound
ReferenceSame Category
4-Amino-2-bromopyridine
CAS7598-35-8
research compound
ReferenceSame Category
Triphenylmethyl chloride
CAS76-83-5
research compound
Referencestereoisomer of
Phthalic anhydride
CAS85-44-9
Manufacture of artificial resins
Referencesame scaffold
4-Bromophthalic anhydride
CAS86-90-8
pharmaceutical intermediate
Referencesame scaffold
Tetrabromophthalic anhydride
CAS632-79-1
reactive flame retardant
Safety Reference
Danger
H302Harmful if swallowed
H315Causes skin irritation
H317May cause an allergic skin reaction
H318Causes serious eye damage
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for Phthalic Acid Anhydride-d4 (CAS 75935-32-9) is 2845.90.
HS code (international, 6-digit)
2845.90
EU CN code (8-digit)
2845 90 10
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
4,5,6,7-tetradeuterio-2-benzofuran-1,3-dione
InChIKey
LGRFSURHDFAFJT-RHQRLBAQSA-N
SMILES
[2H]C1=C(C(=C2C(=C1[2H])C(=O)OC2=O)[2H])[2H]
Synonyms (8)
- PHTHALIC ANHYDRIDE-D4-D
- PHTHALIC-D4 ANHYDRIDE
- Phthalic Acid Anhydride-d4
- Phthalic anhydride-d4
Sourcing Phthalic Acid Anhydride-d4?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.