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PENB

Sigma-Aldrich

Penicillin G benzathine salt hydrate

~1200 U/mg

Synonym(s):

Benzylpenicillin benzathine salt hydrate

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About This Item

Empirical Formula (Hill Notation):
C32H36N4O8S2 · C16H20N2 · xH2O
CAS Number:
1538-09-6
Molecular Weight:
909.12 (anhydrous basis)
EC Number:
216-260-5
MDL number:
MFCD11045933
UNSPSC Code:
51101500

specific activity

~1200 U/mg

SMILES string

O.C(CNCc1ccccc1)NCc2ccccc2.CC3(C)S[C@@H]4[C@H](NC(=O)Cc5ccccc5)C(=O)N4[C@H]3C(O)=O.CC6(C)S[C@@H]7[C@H](NC(=O)Cc8ccccc8)C(=O)N7[C@H]6C(O)=O

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General description

Chemical structure: ß-lactam

Pictograms

Health hazardExclamation mark
GHS08,GHS07

Signal Word

Danger

Hazard Statements

H302,H334

Precautionary Statements

P261 - P342 + P311

Hazard Classifications

Acute Tox. 4 Oral - Resp. Sens. 1

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, 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’.

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A crusted plaque on the right nipple.
Hsien-Yi Chiu et al.
JAMA, 308(4), 403-404 (2012-07-24)
Syphilis with a lichen planus-like pattern (hypertrophic syphilis).
Gianluca Nazzaro et al.
Journal of cutaneous pathology, 39(8), 805-807 (2012-07-04)
Kathryn Margaret Dupnik et al.
Leprosy review, 83(4), 389-393 (2013-04-26)
There are diverse skin manifestations of both leprosy and syphilis. These diseases can appear similar to many other dermatologic conditions as well as to systemic diseases with dermatologic signs. Nodular syphilis is an uncommon type of secondary syphilis. We present
Piasecka Katarzyna et al.
Klinika oczna, 114(1), 50-52 (2012-07-13)
Syphilis is a sexually transmitted, chronic, systemic infection of increasing prevalence. Ocular symptoms may develop at any stage of the disease process. This is to present a case of acute severe bilateral visual loss due to neuroretinitis with papillar oedema
D E Cousins et al.
International journal of STD & AIDS, 23(9), 632-634 (2012-10-04)
The evolution of treatment guidelines for early syphilis to single-dose benzathine penicillin regardless of HIV status has been controversial in the UK. We describe the treatment response in patients treated by current and previous regimens of benzathine penicillin for early
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