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Home> Encyclopedia > Hot Product Listed 2   > 2-Naphthacenecarboxamide,4-(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,6,10,12,12a-pentahydroxy...
66169-93-5 structure


Iupac Name:pentane-2,4-dione; rubidium(1+)
CAS No.:66169-93-5
Molecular Weight:184.57568
Molecular Formula:C20H21CLN2O (isomer)
Names and Identifiers

(2e,4s,4as,5as,6s,12as)-4-(dimethylamino)-6,10,11,12a-tetrahydroxy-2-[hydroxy-(pyrrolidin-1-ylmethylamino)methylidene]-6-methyl-4,4a,5,5a-tetrahydrotetracene-1,3,12-trione (2z,4s,4as,5as,6s,12as)-4-(dimethylamino)-6,10,11,12a-tetrahydroxy-2-[hydroxy-(pyrrolidin-1-ylmethylamino)methylidene]-6-methyl-4,4a,5,5a-tetrahydrotetracene-1,3,12-trione (4s,4as,5as,6s,12as)-4-(dimethylamino)-3,6,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-n-(pyrrolidin-1-ylmethyl)-4,4a,5,5a-tetrahydrotetracene-2-carboxamide [(4s,6s,12as,4as,5as)-4-(dimethylamino)-3,6,10,12,12a-pentahydroxy-6-methyl-1, 11-dioxo(4,5,6,12a,4a,5a-hexahydronaphthacen-2-yl)]-n-(pyrrolidinylmethyl)carb oxamide 20685-78-3 (mononitrate) 2-naphthacenecarboxamide, 4-(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,6,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-n-(1-pyrrolidinylmethyl)-, (4s-(4alpha,4aalpha,5aalpha,6beta,12aalpha))- 2-Naphthacenecarboxamide,4-(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,6,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-N-(1-pyrrolidinylmethyl)-(6CI,8CI) 2-Naphthacenecarboxamide,4-(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,6,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-N-(1-pyrrolidinylmethyl)-,[4S-(4a,4aa,5aa,6b,12aa)]- 4-(Dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,6,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-N-(1-pyrrolidinylmethyl)-2-naphthacenecarboxamide aat 4 AB01563105_01 AB01563105_02 Abricycline AC1NQZM8 AC1O711S AKOS024284365 Bristacin c-23090 c27h33n3o8 cc-34284 CCG-213512 CHEBI:63334 CTK8G2985 D02282 DB01301 einecs 212-031-9 FT-0603513 GH9IW85221 HMEYVGGHISAPJR-IAHYZSEUSA-N HMS2094O15 kinteto mfcd00056562 N-(1-Pyrrolidinylmethyl)tetracycline n-(1-pyrrolidinylmethyl)-tetracycline n-(pyrrolidinomethyl)tetracycline nsc759177 pirrolidinometil-tetraciclina prm-tc pyrrolidino-methyl-tetracycline Pyrrolidinylmethyltetracycline reverin rolitetraciclina rolitetracycline rolitetracycline (jan/usan/inn) rolitetracycline [usan:usp:inn:ban:jan] rolitetracycline, analytical standard rolitetracyclinum SCHEMBL155640 solvocillin sq 15 sq 15659 sr-05000001744 SR-05000001744-1 ST075203 Superciclin Synotodecin synterin synterin (tn) Syntetrin tetracycline, n-(pyrrolidinylmethyl)- tetracycline, pyrrolidinomethyl- Tetraverin Transcycline Velacycline X5947 ZINC14880004

Canonical Smiles
Melting Point
ca. 200 C (decomposes)
Boiling Point
639.5°C at 760 mmHg
Flash Point
Safety and Handling
Risk Statements
Safety Statements

Poison by intravenous route. Experimental teratogenic effects. Other experimental reproductive effects. When heated to decomposition it emits toxic fumes of NOx.
Safety Information of Rolitetracycline (CAS NO.751-97-3):
Hazard Codes: XnHarmful
Risk Statements: 22-36/37/38 
22:  Harmful if swallowed
36:  Irritating to the eyes 
37:  Irritating to the respiratory system 
38:  Irritating to the skin 
Safety Statements: 26-36
26:  In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 
36:  Wear suitable protective clothing


Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
dog LD50 intravenous 93mg/kg (93mg/kg)   Drugs in Japan Vol. 6, Pg. 914, 1982.
mouse LD50 intraperitoneal 225mg/kg (225mg/kg)   United States Patent Document. Vol. #3846486,
mouse LD50 intravenous 75mg/kg (75mg/kg)   Arzneimittel-Forschung. Drug Research. Vol. 9, Pg. 63, 1959.
mouse LD50 oral 1320mg/kg (1320mg/kg)   Journal of Pharmacy and Pharmacology. Vol. 16, Pg. 33, 1964.
rabbit LD50 intravenous 47mg/kg (47mg/kg)   Drugs in Japan Vol. 6, Pg. 914, 1982.


 Rolitetracycline ,its CAS NO. is 751-97-3,the synonyms is 2-Naphthacenecarboxamide, 4-(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,6,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-N-(1-pyrrolidinylmethyl)-, (4S-(4alpha,4aalpha,5aalpha,6beta,12aalpha))- ; 4-(Dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,6,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-N-(1-pyrrolidinylmethyl)-2-naphthacenecarboxamide ; Bristacin ; EINECS 212-031-9 ; N-(1-Pyrrolidinylmethyl)-tetracycline ; N-(Pyrrolidinomethyl)tetracycline ; Pirrolidinometil-tetraciclina ; Prm-TC ; Pyrrolidino-methyl-tetracycline ; Reverin ; Rolitetraciclina ; Rolitetracyclinum ; SQ 15,659 ; Superciclin ; Synotodecin ; Syntetrex ; Syntetrin ; Tetracycline, pyrrolidinomethyl- ; Transcycline ; UNII-GH9IW85221 ; Velacicline ; Velacycline ; n-Pyrrolidino-methyl-tetracycline .


2.Hazard identification

2.1 Classification of the substance or mixture

Acute toxicity - Oral, Category 4

Acute toxicity - Dermal, Category 4

Skin irritation, Category 2

Eye irritation, Category 2

Acute toxicity - Inhalation, Category 4

Specific target organ toxicity – single exposure, Category 3

Carcinogenicity, Category 2

2.2 GHS label elements, including precautionary statements

Signal word


Hazard statement(s)

H302 Harmful if swallowed

H312 Harmful in contact with skin

H315 Causes skin irritation

H319 Causes serious eye irritation

H332 Harmful if inhaled

H335 May cause respiratory irritation

H351 Suspected of causing cancer

Precautionary statement(s)

P264 Wash ... thoroughly after handling.

P270 Do not eat, drink or smoke when using this product.

P280 Wear protective gloves/protective clothing/eye protection/face protection.

P261 Avoid breathing dust/fume/gas/mist/vapours/spray.

P271 Use only outdoors or in a well-ventilated area.

P201 Obtain special instructions before use.

P202 Do not handle until all safety precautions have been read and understood.


P301+P312 IF SWALLOWED: Call a POISON CENTER/doctor/…if you feel unwell.

P330 Rinse mouth.

P302+P352 IF ON SKIN: Wash with plenty of water/...

P312 Call a POISON CENTER/doctor/…if you feel unwell.

P321 Specific treatment (see ... on this label).

P362+P364 Take off contaminated clothing and wash it before reuse.

P332+P313 If skin irritation occurs: Get medical advice/attention.

P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

P337+P313 If eye irritation persists: Get medical advice/attention.

P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.

P308+P313 IF exposed or concerned: Get medical advice/ attention.


P403+P233 Store in a well-ventilated place. Keep container tightly closed.

P405 Store locked up.


P501 Dispose of contents/container to ...

2.3 Other hazards which do not result in classification


Computational chemical data
  • Molecular Weight:184.57568g/mol
  • Molecular Formula:C20H21CLN2O
  • Exact Mass:183.956394
  • Monoisotopic Mass:183.956394
  • Complexity:86.6
  • Rotatable Bond Count:2
  • Hydrogen Bond Donor Count:0
  • Hydrogen Bond Acceptor Count:3
  • Topological Polar Surface Area:34.1
  • Heavy Atom Count:8
  • Defined Atom Stereocenter Count:0
  • Undefined Atom Stereocenter Count:0
  • Defined Bond Stereocenter Count:0
  • Undefined Bond Stereocenter Count:0
  • Isotope Atom Count:0
  • Covalently-Bonded Unit Count:2
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