PB 22

Modify Date: 2025-08-25 10:45:22

PB 22 Structure
PB 22 structure
 Common Name PB 22
CAS Number 5470-06-4 Molecular Weight 254.262
Density 1.5±0.1 g/cm3 Boiling Point 601.3±57.0 °C at 760 mmHg
Molecular Formula C10H10N2O4S Melting Point N/A
MSDS N/A Flash Point 317.4±32.1 °C

 Names

Name 4-(2,5-dioxopyrrolidin-1-yl)benzenesulfonamide
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.5±0.1 g/cm3
Boiling Point 601.3±57.0 °C at 760 mmHg
Molecular Formula C10H10N2O4S
Molecular Weight 254.262
Flash Point 317.4±32.1 °C
Exact Mass 254.036133
PSA 105.92000
LogP -1.90
Vapour Pressure 0.0±1.7 mmHg at 25°C
Index of Refraction 1.640

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DB2384800
CHEMICAL NAME :
Benzenesulfonamide, 4-(2,5-dioxo-1-pyrrolidinyl)-
CAS REGISTRY NUMBER :
5470-06-4
BEILSTEIN REFERENCE NO. :
0262526
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C10-H10-N2-O4-S
MOLECULAR WEIGHT :
254.28

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>5 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 27,1942,1977

 Safety Information

HS Code 2935009090

 Synthetic Route

Succinic anhydride structure

Succinic anhydride

CAS#:108-30-5

Sulfanilamide structure

Sulfanilamide

CAS#:63-74-1

~%

PB 22 Structure

PB 22

CAS#:5470-06-4

Literature: Miller; Rock; Moore Journal of the American Chemical Society, 1939 , vol. 61, p. 1198
4-(2,5-Dioxopyrrolidin-1-yl)benzene-1-sulfonyl chloride structure

4-(2,5-Dioxopyr...

CAS#:40686-14-4

~%

PB 22 Structure

PB 22

CAS#:5470-06-4

Literature: Picard et al. Journal of the Chemical Society, 1946 , p. 751
Butanoic acid,4-[[4-(aminosulfonyl)phenyl]amino]-4-oxo- structure

Butanoic acid,4...

CAS#:3563-14-2

~%

PB 22 Structure

PB 22

CAS#:5470-06-4

Literature: Mayer Oest.Chemiker-Ztg., 1951 , vol. 52, p. 32
N-Phenylbutanimide structure

N-Phenylbutanimide

CAS#:83-25-0

~%

PB 22 Structure

PB 22

CAS#:5470-06-4

Literature: Picard et al. Journal of the Chemical Society, 1946 , p. 751
Butanoic acid,4-oxo-4-(phenylamino)- structure

Butanoic acid,4...

CAS#:102-14-7

~%

PB 22 Structure

PB 22

CAS#:5470-06-4

Literature: Picard et al. Journal of the Chemical Society, 1946 , p. 751
N-(4-chlorosulfonyl-phenyl)-succinamic acid structure

N-(4-chlorosulf...

CAS#:5694-39-3

~%

PB 22 Structure

PB 22

CAS#:5470-06-4

Literature: Picard et al. Journal of the Chemical Society, 1946 , p. 751
Succinic acid structure

Succinic acid

CAS#:110-15-6

Sulfanilamide structure

Sulfanilamide

CAS#:63-74-1

~%

PB 22 Structure

PB 22

CAS#:5470-06-4

Literature: Irani Current Science, 1945 , vol. 14, p. 46

 Customs

HS Code 2935009090
Summary 2935009090 other sulphonamides VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:35.0%

 Synonyms

N,N-succinyl-sulfanilic acid amide
4-(2,5-Dioxo-1-pyrrolidinyl)benzenesulfonamide
Benzenesulfonamide, 4-(2,5-dioxo-1-pyrrolidinyl)-
PB 22
N,N-Succinyl-sulfanilsaeure-amid
EINECS 226-797-7
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