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Safety Information

02228

Sigma-Aldrich

4-Chloro-1,8-naphthalic anhydride

≥95.0% (T)

Synonym(s):

6-Chloronaphtho[1,8,8a-c,d]pyran-1,3-dione

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About This Item

Empirical Formula (Hill Notation):
C12H5ClO3
CAS Number:
4053-08-1
Molecular Weight:
232.62
EC Number:
223-760-7
MDL number:
MFCD00006928
UNSPSC Code:
12352100
PubChem Substance ID:
329747402

Assay

≥95.0% (T)

mp

202-206 °C (dec.)

storage temp.

2-8°C

SMILES string

Clc1ccc2C(=O)OC(=O)c3cccc1c23

InChI

1S/C12H5ClO3/c13-9-5-4-8-10-6(9)2-1-3-7(10)11(14)16-12(8)15/h1-5H

InChI key

UJEUBSWHCGDJQU-UHFFFAOYSA-N

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Storage Class Code

13 - Non Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

02228-10G-F:
02228-BULK-F:
02228-VAR-F:

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Certificates of Analysis (COA)

Lot/Batch Number
1441905
1435995
1271541
452962/1

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