MilliporeSigma
All Photos(1)

Documents

136891

Sigma-Aldrich

cis-1,2,3,6-Tetrahydrophthalic anhydride

95%

Sign Into View Organizational & Contract Pricing

Synonym(s):
cis-4-Cyclohexene-1,2-dicarboxylic anhydride
Empirical Formula (Hill Notation):
C8H8O3
CAS Number:
Molecular Weight:
152.15
Beilstein/REAXYS Number:
82341
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.23

vapor density

5.2 (vs air)

Quality Level

vapor pressure

<0.01 mmHg ( 20 °C)

assay

95%

form

flakes

mp

97-103 °C (lit.)

SMILES string

[H][C@@]12CC=CC[C@]1([H])C(=O)OC2=O

InChI

1S/C8H8O3/c9-7-5-3-1-2-4-6(5)8(10)11-7/h1-2,5-6H,3-4H2/t5-,6+

InChI key

KMOUUZVZFBCRAM-OLQVQODUSA-N

Looking for similar products? Visit Product Comparison Guide

Compare Similar Items

View Full Comparison

Show Differences

1 of 4

This Item
217808797995T14001
cis-Aconitic anhydride 95%

217808

cis-Aconitic anhydride

Phthalic anhydride anhydrous, free-flowing, Redi-Dri&#8482;, ACS reagent, &#8805;99%

797995

Phthalic anhydride

mp

97-103 °C (lit.)

mp

75-78 °C (lit.)

mp

131-134 °C (lit.)

mp

69-73 °C (lit.)

vapor density

5.2 (vs air)

vapor density

-

vapor density

5.1 (vs air)

vapor density

-

form

flakes

form

-

form

powder

form

-

vapor pressure

<0.01 mmHg ( 20 °C)

vapor pressure

-

vapor pressure

<0.01 mmHg ( 20 °C)

vapor pressure

-

Quality Level

100

Quality Level

200

Quality Level

200

Quality Level

100

Application

cis-1,2,3,6-Tetrahydrophthalic anhydride (THPA) can be used as:
  • A curing agent for epoxides.
  • A chemical modifier in the modification of polystyrene via Friedel-Crafts acylation for enhancing the thermal stability of the polymer.
  • A reactant for the synthesis of cis-tetrahydroisoindole-1,3-dione derivatives and cyclic diimides.

pictograms

CorrosionHealth hazard

signalword

Danger

Hazard Classifications

Aquatic Chronic 3 - Eye Dam. 1 - Resp. Sens. 1 - Skin Sens. 1

Storage Class

8A - Combustible, corrosive hazardous materials

wgk_germany

WGK 3

flash_point_f

312.8 °F - closed cup

flash_point_c

156 °C - closed cup

ppe

dust mask type N95 (US), Eyeshields, Faceshields, Gloves


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Documents related to the products that you have purchased in the past have been gathered in the Document Library for your convenience.

Visit the Document Library

Difficulty Finding Your Product Or Lot/Batch Number?

Product numbers are combined with Pack Sizes/Quantity when displayed on the website (example: T1503-25G). Please make sure you enter ONLY the product number in the Product Number field (example: T1503).

Example:

T1503
Product Number
-
25G
Pack Size/Quantity

Additional examples:

705578-5MG-PW

PL860-CGA/SHF-1EA

MMYOMAG-74K-13

1000309185

enter as 1.000309185)

Having trouble? Feel free to contact Technical Service for assistance.

Lot and Batch Numbers can be found on a product's label following the words 'Lot' or 'Batch'.

Aldrich Products

  • For a lot number such as TO09019TO, enter it as 09019TO (without the first two letters 'TO').

  • For a lot number with a filling-code such as 05427ES-021, enter it as 05427ES (without the filling-code '-021').

  • For a lot number with a filling-code such as STBB0728K9, enter it as STBB0728 without the filling-code 'K9'.

Not Finding What You Are Looking For?

In some cases, a COA may not be available online. If your search was unable to find the COA you can request one.

Request COA

Customers Also Viewed

Slide 1 of 3

1 of 3

Chemical modification of polystyrene?IV. Electrophilic substitution of polystyrene with cis-1, 2, 3, 6 tetrahydrophthalic anhydride
Biswas M and Chatterjee S
European Polymer Journal, 19(4), 317-320 (1983)
Polymer networks derived from curing of epoxidised linseed oil: influence of different catalysts and anhydride hardeners
Boquillon N and Fringant C
Polymer, 41(24), 8603-8613 (2000)
Influence of cure schedule and stoichiometry on the dynamic mechanical behaviour of tetrafunctional epoxy resins cured with anhydrides
Guerrero P, et al.
Polymer, 37(11), 2195-2200 (1996)
Cong Zhang et al.
Journal of controlled release : official journal of the Controlled Release Society, 226, 193-204 (2016-02-21)
Stepwise pH-responsive nanoparticle system containing charge reversible pullulan-based (CAPL) shell and poly(β-amino ester) (PBAE)/poly(lactic-co-glycolic acid) (PLAG) core is designed to be used as carriers of paclitaxel (PTX) and combretastatin A4 (CA4) for combining antiangiogenesis and chemotherapy to treat hepatocellular carcinoma
Montmorillonite K-10 supported one-pot synthesis of some symmetric diimides and 3a, 4, 7, 7a-tetrahydroisoindole-1, 3-dione derivatives under solvent-free conditions using microwaves
Habibi D and Marvi O
J. Serb. Chem. Soc., 70(4), 579-583 (2005)

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service